25540370485832 has 16 divisors (see below), whose sum is σ = 48265267061760. Its totient is φ = 12669632602704.

The previous prime is 25540370485739. The next prime is 25540370485901. The reversal of 25540370485832 is 23858407304552.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12569078948 + ... + 12569080979.

It is an arithmetic number, because the mean of its divisors is an integer number (3016579191360).

Almost surely, 2^{25540370485832} is an apocalyptic number.

It is an amenable number.

25540370485832 is a deficient number, since it is larger than the sum of its proper divisors (22724896575928).

25540370485832 is a wasteful number, since it uses less digits than its factorization.

25540370485832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25138160060 (or 25138160056 counting only the distinct ones).

The product of its (nonzero) digits is 32256000, while the sum is 56.

The spelling of 25540370485832 in words is "twenty-five trillion, five hundred forty billion, three hundred seventy million, four hundred eighty-five thousand, eight hundred thirty-two".