477799342957 has 4 divisors (see below), whose sum is σ = 477978229696. Its totient is φ = 477620456220.

The previous prime is 477799342939. The next prime is 477799342987. The reversal of 477799342957 is 759243997774.

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, and also an emirpimes, since its reverse is a distinct semiprime: 759243997774 = 2 ⋅379621998887.

It is a cyclic number.

It is not a de Polignac number, because 477799342957 - 2³⁵ = 443439604589 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 477799342957.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477799342907) 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, 89439363 + ... + 89444704.

It is an arithmetic number, because the mean of its divisors is an integer number (119494557424).

Almost surely, 2^477799342957 is an apocalyptic number.

It is an amenable number.

477799342957 is a deficient number, since it is larger than the sum of its proper divisors (178886739).

477799342957 is a wasteful number, since it uses less digits than its factorization.

477799342957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178886738.

The product of its digits is 840157920, while the sum is 73.

The spelling of 477799342957 in words is "four hundred seventy-seven billion, seven hundred ninety-nine million, three hundred forty-two thousand, nine hundred fifty-seven".