25650135716645 has 96 divisors (see below), whose sum is σ = 36078765465600. Its totient is φ = 17342585568000.

The previous prime is 25650135716629. The next prime is 25650135716671. The reversal of 25650135716645 is 54661753105652.

It is not a de Polignac number, because 25650135716645 - 2⁴ = 25650135716629 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 285302150 + ... + 285392040.

It is an arithmetic number, because the mean of its divisors is an integer number (375820473600).

Almost surely, 2^{25650135716645} is an apocalyptic number.

It is an amenable number.

25650135716645 is a deficient number, since it is larger than the sum of its proper divisors (10428629748955).

25650135716645 is a wasteful number, since it uses less digits than its factorization.

25650135716645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90195 (or 90166 counting only the distinct ones).

The product of its (nonzero) digits is 22680000, while the sum is 56.

The spelling of 25650135716645 in words is "twenty-five trillion, six hundred fifty billion, one hundred thirty-five million, seven hundred sixteen thousand, six hundred forty-five".