50394381417 has 80 divisors (see below), whose sum is σ = 78862417920. Its totient is φ = 32033426400.

The previous prime is 50394381413. The next prime is 50394381419. The reversal of 50394381417 is 71418349305.

50394381417 is a `hidden beast` number, since 503 + 94 + 38 + 14 + 17 = 666.

It is not a de Polignac number, because 50394381417 - 2² = 50394381413 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50394381413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 70089184 + ... + 70089902.

It is an arithmetic number, because the mean of its divisors is an integer number (985780224).

Almost surely, 2^50394381417 is an apocalyptic number.

It is an amenable number.

50394381417 is a deficient number, since it is larger than the sum of its proper divisors (28468036503).

50394381417 is a wasteful number, since it uses less digits than its factorization.

50394381417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136 (or 1127 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 50394381417 in words is "fifty billion, three hundred ninety-four million, three hundred eighty-one thousand, four hundred seventeen".