50555600099 has 4 divisors (see below), whose sum is σ = 50556329064. Its totient is φ = 50554871136.

The previous prime is 50555600077. The next prime is 50555600111. The reversal of 50555600099 is 99000655505.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50555600099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50555690099) 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, 248057 + ... + 403290.

It is an arithmetic number, because the mean of its divisors is an integer number (12639082266).

Almost surely, 2^50555600099 is an apocalyptic number.

50555600099 is a deficient number, since it is larger than the sum of its proper divisors (728965).

50555600099 is an equidigital number, since it uses as much as digits as its factorization.

50555600099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728964.

The product of its (nonzero) digits is 303750, while the sum is 44.

The spelling of 50555600099 in words is "fifty billion, five hundred fifty-five million, six hundred thousand, ninety-nine".