25153534132 has 6 divisors (see below), whose sum is σ = 44018684738. Its totient is φ = 12576767064.

The previous prime is 25153534129. The next prime is 25153534171. The reversal of 25153534132 is 23143535152.

It can be written as a sum of positive squares in only one way, i.e., 23880757156 + 1272776976 = 154534^2 + 35676^2 .

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, 3144191763 + ... + 3144191770.

Almost surely, 2^25153534132 is an apocalyptic number.

It is an amenable number.

25153534132 is a deficient number, since it is larger than the sum of its proper divisors (18865150606).

25153534132 is a wasteful number, since it uses less digits than its factorization.

25153534132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6288383537 (or 6288383535 counting only the distinct ones).

The product of its digits is 54000, while the sum is 34.

The spelling of 25153534132 in words is "twenty-five billion, one hundred fifty-three million, five hundred thirty-four thousand, one hundred thirty-two".