52923771647 has 4 divisors (see below), whose sum is σ = 54748729320. Its totient is φ = 51098813976.

The previous prime is 52923771631. The next prime is 52923771679. The reversal of 52923771647 is 74617732925.

52923771647 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.

It is a cyclic number.

It is not a de Polignac number, because 52923771647 - 2⁴ = 52923771631 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 (52923771347) 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, 912478793 + ... + 912478850.

It is an arithmetic number, because the mean of its divisors is an integer number (13687182330).

Almost surely, 2^52923771647 is an apocalyptic number.

52923771647 is a deficient number, since it is larger than the sum of its proper divisors (1824957673).

52923771647 is a wasteful number, since it uses less digits than its factorization.

52923771647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1824957672.

The product of its digits is 4445280, while the sum is 53.

The spelling of 52923771647 in words is "fifty-two billion, nine hundred twenty-three million, seven hundred seventy-one thousand, six hundred forty-seven".