52331510477 has 4 divisors (see below), whose sum is σ = 52548653916. Its totient is φ = 52114367040.

The previous prime is 52331510461. The next prime is 52331510479. The reversal of 52331510477 is 77401513325.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 48441368836 + 3890141641 = 220094^2 + 62371^2 .

It is a cyclic number.

It is not a de Polignac number, because 52331510477 - 2⁴ = 52331510461 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52331510477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52331510479) 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, 108571358 + ... + 108571839.

It is an arithmetic number, because the mean of its divisors is an integer number (13137163479).

Almost surely, 2^52331510477 is an apocalyptic number.

It is an amenable number.

52331510477 is a deficient number, since it is larger than the sum of its proper divisors (217143439).

52331510477 is a wasteful number, since it uses less digits than its factorization.

52331510477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217143438.

The product of its (nonzero) digits is 88200, while the sum is 38.

The spelling of 52331510477 in words is "fifty-two billion, three hundred thirty-one million, five hundred ten thousand, four hundred seventy-seven".