476363407538657 has 4 divisors (see below), whose sum is σ = 481715805376260. Its totient is φ = 471011009701056.

The previous prime is 476363407538653. The next prime is 476363407538659. The reversal of 476363407538657 is 756835704363674.

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 135157342266961 + 341206065271696 = 11625719^2 + 18471764^2 .

It is a cyclic number.

It is not a de Polignac number, because 476363407538657 - 2² = 476363407538653 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (476363407538653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2676198918668 + ... + 2676198918845.

It is an arithmetic number, because the mean of its divisors is an integer number (120428951344065).

Almost surely, 2^{476363407538657} is an apocalyptic number.

It is an amenable number.

476363407538657 is a deficient number, since it is larger than the sum of its proper divisors (5352397837603).

476363407538657 is an equidigital number, since it uses as much as digits as its factorization.

476363407538657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5352397837602.

The product of its (nonzero) digits is 6401203200, while the sum is 74.

The spelling of 476363407538657 in words is "four hundred seventy-six trillion, three hundred sixty-three billion, four hundred seven million, five hundred thirty-eight thousand, six hundred fifty-seven".