50006156551 has 4 divisors (see below), whose sum is σ = 53852783992. Its totient is φ = 46159529112.

The previous prime is 50006156509. The next prime is 50006156587. The reversal of 50006156551 is 15565160005.

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 50006156551 - 2⁷ = 50006156423 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 (50006156051) 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, 1923313701 + ... + 1923313726.

It is an arithmetic number, because the mean of its divisors is an integer number (13463195998).

Almost surely, 2^50006156551 is an apocalyptic number.

50006156551 is a deficient number, since it is larger than the sum of its proper divisors (3846627441).

50006156551 is a wasteful number, since it uses less digits than its factorization.

50006156551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3846627440.

The product of its (nonzero) digits is 22500, while the sum is 34.

The spelling of 50006156551 in words is "fifty billion, six million, one hundred fifty-six thousand, five hundred fifty-one".