49665273140 has 24 divisors (see below), whose sum is σ = 119196655872. Its totient is φ = 17028093600.

The previous prime is 49665273137. The next prime is 49665273157. The reversal of 49665273140 is 4137256694.

49665273140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177375836 + ... + 177376115.

It is an arithmetic number, because the mean of its divisors is an integer number (4966527328).

Almost surely, 2^49665273140 is an apocalyptic number.

It is an amenable number.

49665273140 is an abundant number, since it is smaller than the sum of its proper divisors (69531382732).

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

49665273140 is a wasteful number, since it uses less digits than its factorization.

49665273140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354751967 (or 354751965 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 49665273140 in words is "forty-nine billion, six hundred sixty-five million, two hundred seventy-three thousand, one hundred forty".