49665578934 has 8 divisors (see below), whose sum is σ = 99331157880. Its totient is φ = 16555192976.

The previous prime is 49665578887. The next prime is 49665578939. The reversal of 49665578934 is 43987556694.

49665578934 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

49665578934 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49665578939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4138798239 + ... + 4138798250.

It is an arithmetic number, because the mean of its divisors is an integer number (12416394735).

Almost surely, 2^49665578934 is an apocalyptic number.

49665578934 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

49665578934 is a wasteful number, since it uses less digits than its factorization.

49665578934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8277596494.

The product of its digits is 195955200, while the sum is 66.

The spelling of 49665578934 in words is "forty-nine billion, six hundred sixty-five million, five hundred seventy-eight thousand, nine hundred thirty-four".