49078049172 has 48 divisors (see below), whose sum is σ = 114799366080. Its totient is φ = 16318844928.

The previous prime is 49078049113. The next prime is 49078049177. The reversal of 49078049172 is 27194087094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49078049177) 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 15 ways as a sum of consecutive naturals, for example, 9807223 + ... + 9812225.

It is an arithmetic number, because the mean of its divisors is an integer number (2391653460).

Almost surely, 2^49078049172 is an apocalyptic number.

It is an amenable number.

49078049172 is an abundant number, since it is smaller than the sum of its proper divisors (65721316908).

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

49078049172 is a wasteful number, since it uses less digits than its factorization.

49078049172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6872 (or 6870 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 51.

The spelling of 49078049172 in words is "forty-nine billion, seventy-eight million, forty-nine thousand, one hundred seventy-two".