25633782970 has 32 divisors (see below), whose sum is σ = 46283358528. Its totient is φ = 10221888768.

The previous prime is 25633782961. The next prime is 25633782991. The reversal of 25633782970 is 7928733652.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4901497 + ... + 4906723.

It is an arithmetic number, because the mean of its divisors is an integer number (1446354954).

Almost surely, 2^25633782970 is an apocalyptic number.

25633782970 is a deficient number, since it is larger than the sum of its proper divisors (20649575558).

25633782970 is a wasteful number, since it uses less digits than its factorization.

25633782970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6654.

The product of its (nonzero) digits is 3810240, while the sum is 52.

The spelling of 25633782970 in words is "twenty-five billion, six hundred thirty-three million, seven hundred eighty-two thousand, nine hundred seventy".