476052013557661 has 32 divisors (see below), whose sum is σ = 478940538470400. Its totient is φ = 473177132326080.

The previous prime is 476052013557649. The next prime is 476052013557721. The reversal of 476052013557661 is 166755310250674.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-476052013557661 is a prime.

It is a super-2 number, since 2×476052013557661² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 476052013557596 and 476052013557605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (476052013557361) 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 31 ways as a sum of consecutive naturals, for example, 372206421220 + ... + 372206422498.

It is an arithmetic number, because the mean of its divisors is an integer number (14966891827200).

Almost surely, 2^{476052013557661} is an apocalyptic number.

It is an amenable number.

476052013557661 is a deficient number, since it is larger than the sum of its proper divisors (2888524912739).

476052013557661 is a wasteful number, since it uses less digits than its factorization.

476052013557661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4489.

The product of its (nonzero) digits is 31752000, while the sum is 58.

The spelling of 476052013557661 in words is "four hundred seventy-six trillion, fifty-two billion, thirteen million, five hundred fifty-seven thousand, six hundred sixty-one".