49788278937 has 16 divisors (see below), whose sum is σ = 73772560000. Its totient is φ = 33186719952.

The previous prime is 49788278867. The next prime is 49788278951. The reversal of 49788278937 is 73987288794.

49788278937 is a `hidden beast` number, since 497 + 8 + 8 + 27 + 89 + 37 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-49788278937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49788278977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18639 + ... + 316107.

It is an arithmetic number, because the mean of its divisors is an integer number (4610785000).

Almost surely, 2^49788278937 is an apocalyptic number.

It is an amenable number.

49788278937 is a deficient number, since it is larger than the sum of its proper divisors (23984281063).

49788278937 is a wasteful number, since it uses less digits than its factorization.

49788278937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303677 (or 303671 counting only the distinct ones).

The product of its digits is 341397504, while the sum is 72.

The spelling of 49788278937 in words is "forty-nine billion, seven hundred eighty-eight million, two hundred seventy-eight thousand, nine hundred thirty-seven".