49898932231 has 4 divisors (see below), whose sum is σ = 50034896992. Its totient is φ = 49762967472.

The previous prime is 49898932189. The next prime is 49898932309. The reversal of 49898932231 is 13223989894.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49898932231 - 2⁷ = 49898932103 is a prime.

It is a super-2 number, since 2×49898932231² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49898938231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67981830 + ... + 67982563.

It is an arithmetic number, because the mean of its divisors is an integer number (12508724248).

Almost surely, 2^49898932231 is an apocalyptic number.

49898932231 is a deficient number, since it is larger than the sum of its proper divisors (135964761).

49898932231 is a wasteful number, since it uses less digits than its factorization.

49898932231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135964760.

The product of its digits is 6718464, while the sum is 58.

The spelling of 49898932231 in words is "forty-nine billion, eight hundred ninety-eight million, nine hundred thirty-two thousand, two hundred thirty-one".