49977133386 has 16 divisors (see below), whose sum is σ = 99990660000. Its totient is φ = 16652978928.

The previous prime is 49977133373. The next prime is 49977133397. The reversal of 49977133386 is 68333177994.

It is a happy number.

49977133386 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×49977133386² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1498516 + ... + 1531503.

It is an arithmetic number, because the mean of its divisors is an integer number (6249416250).

Almost surely, 2^49977133386 is an apocalyptic number.

49977133386 is an abundant number, since it is smaller than the sum of its proper divisors (50013526614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49977133386 is a wasteful number, since it uses less digits than its factorization.

49977133386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3032773.

The product of its digits is 20575296, while the sum is 60.

The spelling of 49977133386 in words is "forty-nine billion, nine hundred seventy-seven million, one hundred thirty-three thousand, three hundred eighty-six".