50789534565 has 256 divisors, whose sum is σ = 107017666560. Its totient is φ = 19964206080.

The previous prime is 50789534557. The next prime is 50789534729. The reversal of 50789534565 is 56543598705.

It is not a de Polignac number, because 50789534565 - 2³ = 50789534557 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 365392266 + ... + 365392404.

It is an arithmetic number, because the mean of its divisors is an integer number (418037760).

Almost surely, 2^50789534565 is an apocalyptic number.

50789534565 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

50789534565 is an abundant number, since it is smaller than the sum of its proper divisors (56228131995).

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

50789534565 is a wasteful number, since it uses less digits than its factorization.

50789534565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392.

The product of its (nonzero) digits is 22680000, while the sum is 57.

The spelling of 50789534565 in words is "fifty billion, seven hundred eighty-nine million, five hundred thirty-four thousand, five hundred sixty-five".