50500550551 has 32 divisors (see below), whose sum is σ = 56319520320. Its totient is φ = 44900352000.

The previous prime is 50500550539. The next prime is 50500550563. The reversal of 50500550551 is 15505500505.

It is an interprime number because it is at equal distance from previous prime (50500550539) and next prime (50500550563).

It is a cyclic number.

It is not a de Polignac number, because 50500550551 - 2⁵ = 50500550519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50500550531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54359655 + ... + 54360583.

It is an arithmetic number, because the mean of its divisors is an integer number (1759985010).

Almost surely, 2^50500550551 is an apocalyptic number.

50500550551 is a deficient number, since it is larger than the sum of its proper divisors (5818969769).

50500550551 is a wasteful number, since it uses less digits than its factorization.

50500550551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587.

The product of its (nonzero) digits is 15625, while the sum is 31.

The spelling of 50500550551 in words is "fifty billion, five hundred million, five hundred fifty thousand, five hundred fifty-one".