49464645072 has 40 divisors (see below), whose sum is σ = 131905724160. Its totient is φ = 15956336640.

The previous prime is 49464645023. The next prime is 49464645073. The reversal of 49464645072 is 27054646494.

It is a super-2 number, since 2×49464645072² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49464645073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16619697 + ... + 16622672.

It is an arithmetic number, because the mean of its divisors is an integer number (3297643104).

Almost surely, 2^49464645072 is an apocalyptic number.

It is an amenable number.

49464645072 is an abundant number, since it is smaller than the sum of its proper divisors (82441079088).

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

49464645072 is a wasteful number, since it uses less digits than its factorization.

49464645072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33242411 (or 33242405 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 51.

The spelling of 49464645072 in words is "forty-nine billion, four hundred sixty-four million, six hundred forty-five thousand, seventy-two".