49172446272 has 112 divisors (see below), whose sum is σ = 137439806400. Its totient is φ = 15472558080.

The previous prime is 49172446249. The next prime is 49172446307. The reversal of 49172446272 is 27264427194.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1001104 + ... + 1049072.

Almost surely, 2^49172446272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49172446272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68719903200).

49172446272 is an abundant number, since it is smaller than the sum of its proper divisors (88267360128).

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

49172446272 is a wasteful number, since it uses less digits than its factorization.

49172446272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48284 (or 48274 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 48.

The spelling of 49172446272 in words is "forty-nine billion, one hundred seventy-two million, four hundred forty-six thousand, two hundred seventy-two".