49266135787 has 8 divisors (see below), whose sum is σ = 54189049392. Its totient is φ = 44787394960.

The previous prime is 49266135761. The next prime is 49266135799. The reversal of 49266135787 is 78753166294.

It is a de Polignac number, because none of the positive numbers 2^k-49266135787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49266135707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18505858 + ... + 18508519.

It is an arithmetic number, because the mean of its divisors is an integer number (6773631174).

Almost surely, 2^49266135787 is an apocalyptic number.

49266135787 is a deficient number, since it is larger than the sum of its proper divisors (4922913605).

49266135787 is an equidigital number, since it uses as much as digits as its factorization.

49266135787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37014410 (or 37014388 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 58.

The spelling of 49266135787 in words is "forty-nine billion, two hundred sixty-six million, one hundred thirty-five thousand, seven hundred eighty-seven".