25375657352 has 64 divisors (see below), whose sum is σ = 50503219200. Its totient is φ = 11933568000.

The previous prime is 25375657337. The next prime is 25375657357.

25375657352 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×25375657352² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25375657352.

It is not an unprimeable number, because it can be changed into a prime (25375657357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2750924 + ... + 2760132.

It is an arithmetic number, because the mean of its divisors is an integer number (789112800).

Almost surely, 2^25375657352 is an apocalyptic number.

It is an amenable number.

25375657352 is a deficient number, since it is larger than the sum of its proper divisors (25127561848).

25375657352 is a wasteful number, since it uses less digits than its factorization.

25375657352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9558 (or 9554 counting only the distinct ones).

The product of its digits is 6615000, while the sum is 50.

The spelling of 25375657352 in words is "twenty-five billion, three hundred seventy-five million, six hundred fifty-seven thousand, three hundred fifty-two".