25726319304 has 64 divisors (see below), whose sum is σ = 73928730240. Its totient is φ = 7307880960.

The previous prime is 25726319291. The next prime is 25726319363. The reversal of 25726319304 is 40391362752.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 413517 + ... + 471644.

It is an arithmetic number, because the mean of its divisors is an integer number (1155136410).

Almost surely, 2^25726319304 is an apocalyptic number.

25726319304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

25726319304 is an abundant number, since it is smaller than the sum of its proper divisors (48202410936).

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

25726319304 is a wasteful number, since it uses less digits than its factorization.

25726319304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885350 (or 885346 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 25726319304 in words is "twenty-five billion, seven hundred twenty-six million, three hundred nineteen thousand, three hundred four".