2125454364 has 96 divisors (see below), whose sum is σ = 6205409280. Its totient is φ = 623289600.

The previous prime is 2125454327. The next prime is 2125454417. The reversal of 2125454364 is 4634545212.

2125454364 is a `hidden beast` number, since 2 + 1 + 2 + 54 + 543 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7972 + ... + 65684.

It is an arithmetic number, because the mean of its divisors is an integer number (64639680).

Almost surely, 2^2125454364 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2125454364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3102704640).

2125454364 is an abundant number, since it is smaller than the sum of its proper divisors (4079954916).

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

2125454364 is a wasteful number, since it uses less digits than its factorization.

2125454364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57768 (or 57760 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 2125454364 is about 46102.6502925808. The cubic root of 2125454364 is about 1285.7324199982.

Adding to 2125454364 its reverse (4634545212), we get a palindrome (6759999576).

The spelling of 2125454364 in words is "two billion, one hundred twenty-five million, four hundred fifty-four thousand, three hundred sixty-four".