49547274777 has 192 divisors, whose sum is σ = 101347787520. Its totient is φ = 23514624000.

The previous prime is 49547274761. The next prime is 49547274853. The reversal of 49547274777 is 77747274594.

49547274777 is a `hidden beast` number, since 4 + 95 + 4 + 72 + 7 + 477 + 7 = 666.

It is not a de Polignac number, because 49547274777 - 2⁴ = 49547274761 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (49547274727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 19106793 + ... + 19109385.

It is an arithmetic number, because the mean of its divisors is an integer number (527853060).

Almost surely, 2^49547274777 is an apocalyptic number.

It is an amenable number.

49547274777 is an abundant number, since it is smaller than the sum of its proper divisors (51800512743).

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

49547274777 is a wasteful number, since it uses less digits than its factorization.

49547274777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2741 (or 2728 counting only the distinct ones).

The product of its digits is 96808320, while the sum is 63.

The spelling of 49547274777 in words is "forty-nine billion, five hundred forty-seven million, two hundred seventy-four thousand, seven hundred seventy-seven".