49977168 has 40 divisors (see below), whose sum is σ = 131860608. Its totient is φ = 16303872.

The previous prime is 49977143. The next prime is 49977173. The reversal of 49977168 is 86177994.

It is a self number, because there is not a number n which added to its sum of digits gives 49977168.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8821 + ... + 13332.

Almost surely, 2^49977168 is an apocalyptic number.

49977168 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

49977168 is an abundant number, since it is smaller than the sum of its proper divisors (81883440).

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

49977168 is a wasteful number, since it uses less digits than its factorization.

49977168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22211 (or 22205 counting only the distinct ones).

The product of its digits is 762048, while the sum is 51.

The square root of 49977168 is about 7069.4531613131. The cubic root of 49977168 is about 368.3470654549.

The spelling of 49977168 in words is "forty-nine million, nine hundred seventy-seven thousand, one hundred sixty-eight".