49224378868 has 48 divisors (see below), whose sum is σ = 99807966720. Its totient is φ = 20806648416.

The previous prime is 49224378857. The next prime is 49224378899. The reversal of 49224378868 is 86887342294.

It is a super-2 number, since 2×49224378868² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 643903 + ... + 716281.

It is an arithmetic number, because the mean of its divisors is an integer number (2079332640).

Almost surely, 2^49224378868 is an apocalyptic number.

It is an amenable number.

49224378868 is an abundant number, since it is smaller than the sum of its proper divisors (50583587852).

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

49224378868 is a wasteful number, since it uses less digits than its factorization.

49224378868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72724 (or 72722 counting only the distinct ones).

The product of its digits is 37158912, while the sum is 61.

The spelling of 49224378868 in words is "forty-nine billion, two hundred twenty-four million, three hundred seventy-eight thousand, eight hundred sixty-eight".