50520044613 has 4 divisors (see below), whose sum is σ = 67360059488. Its totient is φ = 33680029740.

The previous prime is 50520044573. The next prime is 50520044621. The reversal of 50520044613 is 31644002505.

50520044613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 50520044613 - 2⁹ = 50520044101 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 (50520024613) 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, 8420007433 + ... + 8420007438.

It is an arithmetic number, because the mean of its divisors is an integer number (16840014872).

Almost surely, 2^50520044613 is an apocalyptic number.

It is an amenable number.

50520044613 is a deficient number, since it is larger than the sum of its proper divisors (16840014875).

50520044613 is a wasteful number, since it uses less digits than its factorization.

50520044613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16840014874.

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 50520044613 in words is "fifty billion, five hundred twenty million, forty-four thousand, six hundred thirteen".