4992137091 has 12 divisors (see below), whose sum is σ = 7635033432. Its totient is φ = 3132321216.

The previous prime is 4992137089. The next prime is 4992137099. The reversal of 4992137091 is 1907312994.

4992137091 is a `hidden beast` number, since 499 + 2 + 1 + 3 + 70 + 91 = 666.

4992137091 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4992137091 - 2¹ = 4992137089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4992137099) 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, 16314021 + ... + 16314326.

It is an arithmetic number, because the mean of its divisors is an integer number (636252786).

Almost surely, 2^4992137091 is an apocalyptic number.

4992137091 is a deficient number, since it is larger than the sum of its proper divisors (2642896341).

4992137091 is a wasteful number, since it uses less digits than its factorization.

4992137091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32628370 (or 32628367 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 4992137091 is about 70655.0570801553. The cubic root of 4992137091 is about 1709.0791173824.

The spelling of 4992137091 in words is "four billion, nine hundred ninety-two million, one hundred thirty-seven thousand, ninety-one".