49640462886 has 32 divisors (see below), whose sum is σ = 113504663808. Its totient is φ = 14177895840.

The previous prime is 49640462873. The next prime is 49640462891. The reversal of 49640462886 is 68826404694.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93105 + ... + 328556.

It is an arithmetic number, because the mean of its divisors is an integer number (3547020744).

Almost surely, 2^49640462886 is an apocalyptic number.

49640462886 is an abundant number, since it is smaller than the sum of its proper divisors (63864200922).

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

49640462886 is a wasteful number, since it uses less digits than its factorization.

49640462886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424476.

The product of its (nonzero) digits is 15925248, while the sum is 57.

The spelling of 49640462886 in words is "forty-nine billion, six hundred forty million, four hundred sixty-two thousand, eight hundred eighty-six".