25782482570 has 32 divisors (see below), whose sum is σ = 50825456640. Its totient is φ = 9358332480.

The previous prime is 25782482563. The next prime is 25782482603. The reversal of 25782482570 is 7528428752.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1673066 + ... + 1688405.

It is an arithmetic number, because the mean of its divisors is an integer number (1588295520).

Almost surely, 2^25782482570 is an apocalyptic number.

25782482570 is a deficient number, since it is larger than the sum of its proper divisors (25042974070).

25782482570 is a wasteful number, since it uses less digits than its factorization.

25782482570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3361550.

The product of its (nonzero) digits is 2508800, while the sum is 50.

The spelling of 25782482570 in words is "twenty-five billion, seven hundred eighty-two million, four hundred eighty-two thousand, five hundred seventy".