50910829509 has 32 divisors (see below), whose sum is σ = 74726257536. Its totient is φ = 30699694080.

The previous prime is 50910829499. The next prime is 50910829661. The reversal of 50910829509 is 90592801905.

It is a happy number.

It is not a de Polignac number, because 50910829509 - 2⁴ = 50910829493 is a prime.

It is a super-2 number, since 2×50910829509² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50910821509) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41602 + ... + 321795.

It is an arithmetic number, because the mean of its divisors is an integer number (2335195548).

Almost surely, 2^50910829509 is an apocalyptic number.

It is an amenable number.

50910829509 is a deficient number, since it is larger than the sum of its proper divisors (23815428027).

50910829509 is a wasteful number, since it uses less digits than its factorization.

50910829509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363525.

The product of its (nonzero) digits is 291600, while the sum is 48.

The spelling of 50910829509 in words is "fifty billion, nine hundred ten million, eight hundred twenty-nine thousand, five hundred nine".