2625625728 has 96 divisors (see below), whose sum is σ = 8242416000. Its totient is φ = 795640320.

The previous prime is 2625625721. The next prime is 2625625763. The reversal of 2625625728 is 8275265262.

2625625728 is a `hidden beast` number, since 2 + 62 + 562 + 5 + 7 + 28 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (2625625721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90928 + ... + 116271.

It is an arithmetic number, because the mean of its divisors is an integer number (85858500).

Almost surely, 2^2625625728 is an apocalyptic number.

It is an amenable number.

2625625728 is an abundant number, since it is smaller than the sum of its proper divisors (5616790272).

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

2625625728 is a wasteful number, since it uses less digits than its factorization.

2625625728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207230 (or 207215 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 2625625728 is about 51240.8599459455. The cubic root of 2625625728 is about 1379.5716881242.

It can be divided in two parts, 26256 and 25728, that added together give a square (51984 = 228²).

The spelling of 2625625728 in words is "two billion, six hundred twenty-five million, six hundred twenty-five thousand, seven hundred twenty-eight".