50500704129 has 4 divisors (see below), whose sum is σ = 67334272176. Its totient is φ = 33667136084.

The previous prime is 50500704127. The next prime is 50500704157. The reversal of 50500704129 is 92140700505.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50500704129 - 2¹ = 50500704127 is a prime.

It is a super-2 number, since 2×50500704129² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50500704129.

It is not an unprimeable number, because it can be changed into a prime (50500704127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8416784019 + ... + 8416784024.

It is an arithmetic number, because the mean of its divisors is an integer number (16833568044).

Almost surely, 2^50500704129 is an apocalyptic number.

It is an amenable number.

50500704129 is a deficient number, since it is larger than the sum of its proper divisors (16833568047).

50500704129 is a wasteful number, since it uses less digits than its factorization.

50500704129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16833568046.

The product of its (nonzero) digits is 12600, while the sum is 33.

The spelling of 50500704129 in words is "fifty billion, five hundred million, seven hundred four thousand, one hundred twenty-nine".