50521374605 has 72 divisors (see below), whose sum is σ = 70043774112. Its totient is φ = 34959215616.

The previous prime is 50521374601. The next prime is 50521374613. The reversal of 50521374605 is 50647312505.

It is a happy number.

It is not a de Polignac number, because 50521374605 - 2² = 50521374601 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50521374601) 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 71 ways as a sum of consecutive naturals, for example, 108182582 + ... + 108183048.

It is an arithmetic number, because the mean of its divisors is an integer number (972830196).

Almost surely, 2^50521374605 is an apocalyptic number.

It is an amenable number.

50521374605 is a deficient number, since it is larger than the sum of its proper divisors (19522399507).

50521374605 is a wasteful number, since it uses less digits than its factorization.

50521374605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 975 (or 945 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 38.

The spelling of 50521374605 in words is "fifty billion, five hundred twenty-one million, three hundred seventy-four thousand, six hundred five".