10136991025 has 12 divisors (see below), whose sum is σ = 14365564672. Its totient is φ = 6951079440.

The previous prime is 10136991023. The next prime is 10136991031. The reversal of 10136991025 is 52019963101.

It is a happy number.

It is not a de Polignac number, because 10136991025 - 2¹ = 10136991023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10136991023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28962657 + ... + 28963006.

Almost surely, 2^10136991025 is an apocalyptic number.

It is an amenable number.

10136991025 is a deficient number, since it is larger than the sum of its proper divisors (4228573647).

10136991025 is an equidigital number, since it uses as much as digits as its factorization.

10136991025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57925680 (or 57925675 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 37.

The spelling of 10136991025 in words is "ten billion, one hundred thirty-six million, nine hundred ninety-one thousand, twenty-five".