25515466535032 has 8 divisors (see below), whose sum is σ = 47841499753200. Its totient is φ = 12757733267512.

The previous prime is 25515466535017. The next prime is 25515466535033. The reversal of 25515466535032 is 23053566451552.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25515466535033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1594716658432 + ... + 1594716658447.

It is an arithmetic number, because the mean of its divisors is an integer number (5980187469150).

Almost surely, 2^{25515466535032} is an apocalyptic number.

It is an amenable number.

25515466535032 is a deficient number, since it is larger than the sum of its proper divisors (22326033218168).

25515466535032 is a wasteful number, since it uses less digits than its factorization.

25515466535032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3189433316885 (or 3189433316881 counting only the distinct ones).

The product of its (nonzero) digits is 16200000, while the sum is 52.

The spelling of 25515466535032 in words is "twenty-five trillion, five hundred fifteen billion, four hundred sixty-six million, five hundred thirty-five thousand, thirty-two".