25277331016 has 64 divisors (see below), whose sum is σ = 58469817600. Its totient is φ = 10004805888.

The previous prime is 25277330989. The next prime is 25277331019. The reversal of 25277331016 is 61013377252.

It is not an unprimeable number, because it can be changed into a prime (25277331019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 301015 + ... + 375718.

It is an arithmetic number, because the mean of its divisors is an integer number (913590900).

Almost surely, 2^25277331016 is an apocalyptic number.

It is an amenable number.

25277331016 is an abundant number, since it is smaller than the sum of its proper divisors (33192486584).

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

25277331016 is a wasteful number, since it uses less digits than its factorization.

25277331016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676798 (or 676794 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 37.

The spelling of 25277331016 in words is "twenty-five billion, two hundred seventy-seven million, three hundred thirty-one thousand, sixteen".