50573144477 has 4 divisors (see below), whose sum is σ = 51749264160. Its totient is φ = 49397024796.

The previous prime is 50573144449. The next prime is 50573144521. The reversal of 50573144477 is 77444137505.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50573144477 - 2⁸ = 50573144221 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 (50573144437) 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, 588059777 + ... + 588059862.

It is an arithmetic number, because the mean of its divisors is an integer number (12937316040).

Almost surely, 2^50573144477 is an apocalyptic number.

It is an amenable number.

50573144477 is a deficient number, since it is larger than the sum of its proper divisors (1176119683).

50573144477 is a wasteful number, since it uses less digits than its factorization.

50573144477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176119682.

The product of its (nonzero) digits is 1646400, while the sum is 47.

The spelling of 50573144477 in words is "fifty billion, five hundred seventy-three million, one hundred forty-four thousand, four hundred seventy-seven".