25925484585 has 256 divisors, whose sum is σ = 60253175808. Its totient is φ = 9157017600.

The previous prime is 25925484509. The next prime is 25925484617. The reversal of 25925484585 is 58548452952.

It is not a de Polignac number, because 25925484585 - 2¹² = 25925480489 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 11995905 + ... + 11998065.

It is an arithmetic number, because the mean of its divisors is an integer number (235363968).

Almost surely, 2^25925484585 is an apocalyptic number.

It is an amenable number.

25925484585 is an abundant number, since it is smaller than the sum of its proper divisors (34327691223).

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

25925484585 is a wasteful number, since it uses less digits than its factorization.

25925484585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2264.

The product of its digits is 23040000, while the sum is 57.

The spelling of 25925484585 in words is "twenty-five billion, nine hundred twenty-five million, four hundred eighty-four thousand, five hundred eighty-five".