1596049920 has 400 divisors, whose sum is σ = 5882168160. Its totient is φ = 413392896.

The previous prime is 1596049919. The next prime is 1596049921. The reversal of 1596049920 is 299406951.

1596049920 is a `hidden beast` number, since 15 + 9 + 604 + 9 + 9 + 20 = 666.

It is an interprime number because it is at equal distance from previous prime (1596049919) and next prime (1596049921).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1596049921) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 8916391 + ... + 8916569.

Almost surely, 2^1596049920 is an apocalyptic number.

1596049920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1596049920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2941084080).

1596049920 is an abundant number, since it is smaller than the sum of its proper divisors (4286118240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1596049920 is an equidigital number, since it uses as much as digits as its factorization.

1596049920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The square root of 1596049920 is about 39950.5934874565. The cubic root of 1596049920 is about 1168.6437934509.

The spelling of 1596049920 in words is "one billion, five hundred ninety-six million, forty-nine thousand, nine hundred twenty".