25604676977 has 8 divisors (see below), whose sum is σ = 27933549600. Its totient is φ = 23276000160.

The previous prime is 25604676869. The next prime is 25604677003. The reversal of 25604676977 is 77967640652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25604676977 - 2¹⁴ = 25604660593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25604676077) 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 7 ways as a sum of consecutive naturals, for example, 419093 + ... + 476285.

It is an arithmetic number, because the mean of its divisors is an integer number (3491693700).

Almost surely, 2^25604676977 is an apocalyptic number.

It is an amenable number.

25604676977 is a deficient number, since it is larger than the sum of its proper divisors (2328872623).

25604676977 is a wasteful number, since it uses less digits than its factorization.

25604676977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97903.

The product of its (nonzero) digits is 26671680, while the sum is 59.

The spelling of 25604676977 in words is "twenty-five billion, six hundred four million, six hundred seventy-six thousand, nine hundred seventy-seven".