49627839872 has 32 divisors (see below), whose sum is σ = 106473193680. Its totient is φ = 22905156096.

The previous prime is 49627839871. The next prime is 49627839901. The reversal of 49627839872 is 27893872694.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 49627839799 and 49627839808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49627839871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14910548 + ... + 14913875.

Almost surely, 2^49627839872 is an apocalyptic number.

It is an amenable number.

49627839872 is an abundant number, since it is smaller than the sum of its proper divisors (56845353808).

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

49627839872 is a wasteful number, since it uses less digits than its factorization.

49627839872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29824450 (or 29824438 counting only the distinct ones).

The product of its digits is 73156608, while the sum is 65.

The spelling of 49627839872 in words is "forty-nine billion, six hundred twenty-seven million, eight hundred thirty-nine thousand, eight hundred seventy-two".