49740312816 has 100 divisors (see below), whose sum is σ = 147026116512. Its totient is φ = 16227316224.

The previous prime is 49740312799. The next prime is 49740312821. The reversal of 49740312816 is 61821304794.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 347385 + ... + 469208.

Almost surely, 2^49740312816 is an apocalyptic number.

It is an amenable number.

49740312816 is an abundant number, since it is smaller than the sum of its proper divisors (97285803696).

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

49740312816 is a wasteful number, since it uses less digits than its factorization.

49740312816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816660 (or 816645 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 49740312816 in words is "forty-nine billion, seven hundred forty million, three hundred twelve thousand, eight hundred sixteen".