49916277648 has 80 divisors (see below), whose sum is σ = 143309577600. Its totient is φ = 16635116160.

The previous prime is 49916277641. The next prime is 49916277661. The reversal of 49916277648 is 84677261994.

49916277648 is a `hidden beast` number, since 499 + 16 + 2 + 77 + 64 + 8 = 666.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (49916277641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2574133 + ... + 2593451.

It is an arithmetic number, because the mean of its divisors is an integer number (1791369720).

Almost surely, 2^49916277648 is an apocalyptic number.

49916277648 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

49916277648 is an abundant number, since it is smaller than the sum of its proper divisors (93393299952).

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

49916277648 is a wasteful number, since it uses less digits than its factorization.

49916277648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25317 (or 25305 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 63.

The spelling of 49916277648 in words is "forty-nine billion, nine hundred sixteen million, two hundred seventy-seven thousand, six hundred forty-eight".