49091947077 has 8 divisors (see below), whose sum is σ = 65872846816. Its totient is φ = 32519506032.

The previous prime is 49091947061. The next prime is 49091947117. The reversal of 49091947077 is 77074919094.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 49091947077 - 2⁴ = 49091947061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49091947577) 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 7 ways as a sum of consecutive naturals, for example, 52114123 + ... + 52115064.

It is an arithmetic number, because the mean of its divisors is an integer number (8234105852).

Almost surely, 2^49091947077 is an apocalyptic number.

It is an amenable number.

49091947077 is a deficient number, since it is larger than the sum of its proper divisors (16780899739).

49091947077 is a wasteful number, since it uses less digits than its factorization.

49091947077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104229347.

The product of its (nonzero) digits is 4000752, while the sum is 57.

The spelling of 49091947077 in words is "forty-nine billion, ninety-one million, nine hundred forty-seven thousand, seventy-seven".