25365254604 has 24 divisors (see below), whose sum is σ = 59223748080. Its totient is φ = 8449634304.

The previous prime is 25365254569. The next prime is 25365254633. The reversal of 25365254604 is 40645256352.

It is a super-2 number, since 2×25365254604² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 661909 + ... + 699180.

It is an arithmetic number, because the mean of its divisors is an integer number (2467656170).

Almost surely, 2^25365254604 is an apocalyptic number.

It is an amenable number.

25365254604 is an abundant number, since it is smaller than the sum of its proper divisors (33858493476).

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

25365254604 is a wasteful number, since it uses less digits than its factorization.

25365254604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362649 (or 1362647 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 25365254604 in words is "twenty-five billion, three hundred sixty-five million, two hundred fifty-four thousand, six hundred four".