25350156484 has 12 divisors (see below), whose sum is σ = 44755365564. Its totient is φ = 12562909184.

The previous prime is 25350156439. The next prime is 25350156493. The reversal of 25350156484 is 48465105352.

It can be written as a sum of positive squares in 2 ways, for example, as 11348640900 + 14001515584 = 106530^2 + 118328^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 25350156484.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28041757 + ... + 28042660.

It is an arithmetic number, because the mean of its divisors is an integer number (3729613797).

Almost surely, 2^25350156484 is an apocalyptic number.

It is an amenable number.

25350156484 is a deficient number, since it is larger than the sum of its proper divisors (19405209080).

25350156484 is a wasteful number, since it uses less digits than its factorization.

25350156484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56084534 (or 56084532 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 25350156484 in words is "twenty-five billion, three hundred fifty million, one hundred fifty-six thousand, four hundred eighty-four".