50550100511 has 4 divisors (see below), whose sum is σ = 52747930992. Its totient is φ = 48352270032.

The previous prime is 50550100507. The next prime is 50550100541. The reversal of 50550100511 is 11500105505.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 50550100511 - 2² = 50550100507 is a prime.

It is a super-2 number, since 2×50550100511² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 2197830457 = 50550100511 / (5 + 0 + 5 + 5 + 0 + 1 + 0 + 0 + 5 + 1 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50550100541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1098915206 + ... + 1098915251.

It is an arithmetic number, because the mean of its divisors is an integer number (13186982748).

Almost surely, 2^50550100511 is an apocalyptic number.

50550100511 is a deficient number, since it is larger than the sum of its proper divisors (2197830481).

50550100511 is a wasteful number, since it uses less digits than its factorization.

50550100511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2197830480.

The product of its (nonzero) digits is 625, while the sum is 23.

The spelling of 50550100511 in words is "fifty billion, five hundred fifty million, one hundred thousand, five hundred eleven".