25960481633 has 16 divisors (see below), whose sum is σ = 26844554880. Its totient is φ = 25089571584.

The previous prime is 25960481629. The next prime is 25960481671. The reversal of 25960481633 is 33618406952.

It is a cyclic number.

It is not a de Polignac number, because 25960481633 - 2² = 25960481629 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25960481623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9162185 + ... + 9165017.

It is an arithmetic number, because the mean of its divisors is an integer number (1677784680).

Almost surely, 2^25960481633 is an apocalyptic number.

It is an amenable number.

25960481633 is a deficient number, since it is larger than the sum of its proper divisors (884073247).

25960481633 is a wasteful number, since it uses less digits than its factorization.

25960481633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5048.

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 25960481633 in words is "twenty-five billion, nine hundred sixty million, four hundred eighty-one thousand, six hundred thirty-three".