25953835952 has 60 divisors (see below), whose sum is σ = 55361170200. Its totient is φ = 11778286080.

The previous prime is 25953835939. The next prime is 25953835967.

25953835952 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1234424 + ... + 1255272.

It is an arithmetic number, because the mean of its divisors is an integer number (922686170).

Almost surely, 2^25953835952 is an apocalyptic number.

25953835952 is a gapful number since it is divisible by the number (22) 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 25953835952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27680585100).

25953835952 is an abundant number, since it is smaller than the sum of its proper divisors (29407334248).

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

25953835952 is a wasteful number, since it uses less digits than its factorization.

25953835952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21522 (or 21505 counting only the distinct ones).

The product of its digits is 14580000, while the sum is 56.

The spelling of 25953835952 in words is "twenty-five billion, nine hundred fifty-three million, eight hundred thirty-five thousand, nine hundred fifty-two".