25758036530 has 16 divisors (see below), whose sum is σ = 46607215104. Its totient is φ = 10249270320.

The previous prime is 25758036509. The next prime is 25758036541. The reversal of 25758036530 is 3563085752.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6741032 + ... + 6744851.

It is an arithmetic number, because the mean of its divisors is an integer number (2912950944).

Almost surely, 2^25758036530 is an apocalyptic number.

25758036530 is a deficient number, since it is larger than the sum of its proper divisors (20849178574).

25758036530 is a wasteful number, since it uses less digits than its factorization.

25758036530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13486081.

The product of its (nonzero) digits is 756000, while the sum is 44.

The spelling of 25758036530 in words is "twenty-five billion, seven hundred fifty-eight million, thirty-six thousand, five hundred thirty".