25618914116 has 24 divisors (see below), whose sum is σ = 47580535296. Its totient is φ = 12027973760.

The previous prime is 25618914103. The next prime is 25618914121. The reversal of 25618914116 is 61141981652.

It is a super-2 number, since 2×25618914116² (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 (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407756 + ... + 466371.

It is an arithmetic number, because the mean of its divisors is an integer number (1982522304).

Almost surely, 2^25618914116 is an apocalyptic number.

It is an amenable number.

25618914116 is a deficient number, since it is larger than the sum of its proper divisors (21961621180).

25618914116 is a wasteful number, since it uses less digits than its factorization.

25618914116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874579 (or 874577 counting only the distinct ones).

The product of its digits is 103680, while the sum is 44.

The spelling of 25618914116 in words is "twenty-five billion, six hundred eighteen million, nine hundred fourteen thousand, one hundred sixteen".