49378848022128 has 80 divisors (see below), whose sum is σ = 129971532718080. Its totient is φ = 16148724463872.

The previous prime is 49378848022117. The next prime is 49378848022151. The reversal of 49378848022128 is 82122084887394.

It is a happy number.

It is a super-3 number, since 3×49378848022128³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143612625 + ... + 143956047.

It is an arithmetic number, because the mean of its divisors is an integer number (1624644158976).

Almost surely, 2^{49378848022128} is an apocalyptic number.

49378848022128 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

49378848022128 is an abundant number, since it is smaller than the sum of its proper divisors (80592684695952).

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

49378848022128 is a wasteful number, since it uses less digits than its factorization.

49378848022128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400006 (or 400000 counting only the distinct ones).

The product of its (nonzero) digits is 99090432, while the sum is 66.

The spelling of 49378848022128 in words is "forty-nine trillion, three hundred seventy-eight billion, eight hundred forty-eight million, twenty-two thousand, one hundred twenty-eight".