49366721944 has 16 divisors (see below), whose sum is σ = 92577388320. Its totient is φ = 24679418400.

The previous prime is 49366721933. The next prime is 49366721981. The reversal of 49366721944 is 44912766394.

It is a super-2 number, since 2×49366721944² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439264 + ... + 540079.

It is an arithmetic number, because the mean of its divisors is an integer number (5786086770).

Almost surely, 2^49366721944 is an apocalyptic number.

It is an amenable number.

49366721944 is a deficient number, since it is larger than the sum of its proper divisors (43210666376).

49366721944 is a wasteful number, since it uses less digits than its factorization.

49366721944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985650 (or 985646 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 55.

The spelling of 49366721944 in words is "forty-nine billion, three hundred sixty-six million, seven hundred twenty-one thousand, nine hundred forty-four".