49320686558 has 24 divisors (see below), whose sum is σ = 87392336616. Its totient is φ = 20693992800.

The previous prime is 49320686521. The next prime is 49320686563. The reversal of 49320686558 is 85568602394.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6628973 + ... + 6636408.

It is an arithmetic number, because the mean of its divisors is an integer number (3641347359).

Almost surely, 2^49320686558 is an apocalyptic number.

49320686558 is a deficient number, since it is larger than the sum of its proper divisors (38071650058).

49320686558 is a wasteful number, since it uses less digits than its factorization.

49320686558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13265420 (or 13265407 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 56.

The spelling of 49320686558 in words is "forty-nine billion, three hundred twenty million, six hundred eighty-six thousand, five hundred fifty-eight".