25403351084 has 12 divisors (see below), whose sum is σ = 44466866808. Its totient is φ = 12698532000.

The previous prime is 25403351081. The next prime is 25403351117. The reversal of 25403351084 is 48015330452.

It is not an unprimeable number, because it can be changed into a prime (25403351081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 767657 + ... + 800064.

It is an arithmetic number, because the mean of its divisors is an integer number (3705572234).

Almost surely, 2^25403351084 is an apocalyptic number.

It is an amenable number.

25403351084 is a deficient number, since it is larger than the sum of its proper divisors (19063515724).

25403351084 is a wasteful number, since it uses less digits than its factorization.

25403351084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571776 (or 1571774 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 25403351084 in words is "twenty-five billion, four hundred three million, three hundred fifty-one thousand, eighty-four".