50561790077 has 8 divisors (see below), whose sum is σ = 53114227200. Its totient is φ = 48038861200.

The previous prime is 50561790007. The next prime is 50561790109. The reversal of 50561790077 is 77009716505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50561790077 - 2²⁶ = 50494681213 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 (50561790007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7373549 + ... + 7380402.

It is an arithmetic number, because the mean of its divisors is an integer number (6639278400).

Almost surely, 2^50561790077 is an apocalyptic number.

It is an amenable number.

50561790077 is a deficient number, since it is larger than the sum of its proper divisors (2552437123).

50561790077 is a wasteful number, since it uses less digits than its factorization.

50561790077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14754123.

The product of its (nonzero) digits is 463050, while the sum is 47.

The spelling of 50561790077 in words is "fifty billion, five hundred sixty-one million, seven hundred ninety thousand, seventy-seven".