49138083257984 has 64 divisors (see below), whose sum is σ = 111904717344000. Its totient is φ = 21053939696640.

The previous prime is 49138083257959. The next prime is 49138083258007. The reversal of 49138083257984 is 48975238083194.

It is a tau number, because it is divible by the number of its divisors (64).

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, 3216584 + ... + 10422215.

It is an arithmetic number, because the mean of its divisors is an integer number (1748511208500).

Almost surely, 2^{49138083257984} is an apocalyptic number.

It is an amenable number.

49138083257984 is an abundant number, since it is smaller than the sum of its proper divisors (62766634086016).

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

49138083257984 is a wasteful number, since it uses less digits than its factorization.

49138083257984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13642841 (or 13642829 counting only the distinct ones).

The product of its (nonzero) digits is 418037760, while the sum is 71.

The spelling of 49138083257984 in words is "forty-nine trillion, one hundred thirty-eight billion, eighty-three million, two hundred fifty-seven thousand, nine hundred eighty-four".