25359495530 has 16 divisors (see below), whose sum is σ = 46708653024. Its totient is φ = 9907895760.

The previous prime is 25359495523. The next prime is 25359495541. The reversal of 25359495530 is 3559495352.

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 7 ways as a sum of consecutive naturals, for example, 29487356 + ... + 29488215.

It is an arithmetic number, because the mean of its divisors is an integer number (2919290814).

Almost surely, 2^25359495530 is an apocalyptic number.

25359495530 is a deficient number, since it is larger than the sum of its proper divisors (21349157494).

25359495530 is a wasteful number, since it uses less digits than its factorization.

25359495530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58975621.

The product of its (nonzero) digits is 3645000, while the sum is 50.

The spelling of 25359495530 in words is "twenty-five billion, three hundred fifty-nine million, four hundred ninety-five thousand, five hundred thirty".