49925666976 has 48 divisors (see below), whose sum is σ = 132086836224. Its totient is φ = 16510846464.

The previous prime is 49925666971. The next prime is 49925666983. The reversal of 49925666976 is 67966652994.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 49925666976.

It is not an unprimeable number, because it can be changed into a prime (49925666971) 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 7 ways as a sum of consecutive naturals, for example, 2035285 + ... + 2059668.

It is an arithmetic number, because the mean of its divisors is an integer number (2751809088).

Almost surely, 2^49925666976 is an apocalyptic number.

It is an amenable number.

49925666976 is an abundant number, since it is smaller than the sum of its proper divisors (82161169248).

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

49925666976 is a wasteful number, since it uses less digits than its factorization.

49925666976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4095093 (or 4095085 counting only the distinct ones).

The product of its digits is 264539520, while the sum is 69.

The spelling of 49925666976 in words is "forty-nine billion, nine hundred twenty-five million, six hundred sixty-six thousand, nine hundred seventy-six".