2013651360 has 384 divisors, whose sum is σ = 8530583040. Its totient is φ = 433078272.

The previous prime is 2013651323. The next prime is 2013651389. The reversal of 2013651360 is 631563102.

2013651360 is a `hidden beast` number, since 2 + 0 + 1 + 3 + 651 + 3 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 512122 + ... + 516038.

It is an arithmetic number, because the mean of its divisors is an integer number (22215060).

Almost surely, 2^2013651360 is an apocalyptic number.

2013651360 is a gapful number since it is divisible by the number (20) 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 2013651360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4265291520).

2013651360 is an abundant number, since it is smaller than the sum of its proper divisors (6516931680).

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

2013651360 is a wasteful number, since it uses less digits than its factorization.

2013651360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3965 (or 3951 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 2013651360 is about 44873.7268343070. The cubic root of 2013651360 is about 1262.7811583075.

The spelling of 2013651360 in words is "two billion, thirteen million, six hundred fifty-one thousand, three hundred sixty".