50139578413440 has 256 divisors, whose sum is σ = 179335874577600. Its totient is φ = 13238172057600.

The previous prime is 50139578413423. The next prime is 50139578413451. The reversal of 50139578413440 is 4431487593105.

50139578413440 is a `hidden beast` number, since 5 + 0 + 1 + 3 + 95 + 78 + 41 + 3 + 440 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 12619057 + ... + 16109616.

Almost surely, 2^{50139578413440} is an apocalyptic number.

It is an amenable number.

50139578413440 is an abundant number, since it is smaller than the sum of its proper divisors (129196296164160).

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

50139578413440 is a wasteful number, since it uses less digits than its factorization.

50139578413440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28728802 (or 28728784 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 50139578413440 in words is "fifty trillion, one hundred thirty-nine billion, five hundred seventy-eight million, four hundred thirteen thousand, four hundred forty".