25673660001 has 24 divisors (see below), whose sum is σ = 42214401216. Its totient is φ = 14883279840.

The previous prime is 25673659969. The next prime is 25673660039. The reversal of 25673660001 is 10006637652.

25673660001 is a `hidden beast` number, since 2 + 567 + 36 + 60 + 0 + 0 + 1 = 666.

It is not a de Polignac number, because 25673660001 - 2⁵ = 25673659969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25673660401) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 5635330 + ... + 5639883.

It is an arithmetic number, because the mean of its divisors is an integer number (1758933384).

Almost surely, 2^25673660001 is an apocalyptic number.

It is an amenable number.

25673660001 is a deficient number, since it is larger than the sum of its proper divisors (16540741215).

25673660001 is a wasteful number, since it uses less digits than its factorization.

25673660001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11275253 (or 11275250 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The spelling of 25673660001 in words is "twenty-five billion, six hundred seventy-three million, six hundred sixty thousand, one".