25022935988 has 6 divisors (see below), whose sum is σ = 43790137986. Its totient is φ = 12511467992.

The previous prime is 25022935963. The next prime is 25022935991. The reversal of 25022935988 is 88953922052.

It can be written as a sum of positive squares in only one way, i.e., 22768395664 + 2254540324 = 150892^2 + 47482^2 .

It is a super-3 number, since 3×25022935988³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3127866995 + ... + 3127867002.

It is an arithmetic number, because the mean of its divisors is an integer number (7298356331).

Almost surely, 2^25022935988 is an apocalyptic number.

It is an amenable number.

25022935988 is a deficient number, since it is larger than the sum of its proper divisors (18767201998).

25022935988 is a wasteful number, since it uses less digits than its factorization.

25022935988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6255734001 (or 6255733999 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 53.

The spelling of 25022935988 in words is "twenty-five billion, twenty-two million, nine hundred thirty-five thousand, nine hundred eighty-eight".