49578915075 has 24 divisors (see below), whose sum is σ = 83876768448. Its totient is φ = 25827154080.

The previous prime is 49578914981. The next prime is 49578915079. The reversal of 49578915075 is 57051987594.

It is not a de Polignac number, because 49578915075 - 2¹⁸ = 49578652931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49578915079) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7683429 + ... + 7689878.

It is an arithmetic number, because the mean of its divisors is an integer number (3494865352).

Almost surely, 2^49578915075 is an apocalyptic number.

49578915075 is a deficient number, since it is larger than the sum of its proper divisors (34297853373).

49578915075 is a wasteful number, since it uses less digits than its factorization.

49578915075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15373363 (or 15373358 counting only the distinct ones).

The product of its (nonzero) digits is 15876000, while the sum is 60.

The spelling of 49578915075 in words is "forty-nine billion, five hundred seventy-eight million, nine hundred fifteen thousand, seventy-five".