49168079940 has 96 divisors (see below), whose sum is σ = 157367153664. Its totient is φ = 11236325760.

The previous prime is 49168079887. The next prime is 49168079953. The reversal of 49168079940 is 4997086194.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4020435 + ... + 4032645.

It is an arithmetic number, because the mean of its divisors is an integer number (1639241184).

Almost surely, 2^49168079940 is an apocalyptic number.

It is an amenable number.

49168079940 is an abundant number, since it is smaller than the sum of its proper divisors (108199073724).

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

49168079940 is a wasteful number, since it uses less digits than its factorization.

49168079940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21817 (or 21815 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 57.

The spelling of 49168079940 in words is "forty-nine billion, one hundred sixty-eight million, seventy-nine thousand, nine hundred forty".