476818867109 has 16 divisors (see below), whose sum is σ = 526723982400. Its totient is φ = 428853350016.

The previous prime is 476818867097. The next prime is 476818867123. The reversal of 476818867109 is 901768818674.

It is not a de Polignac number, because 476818867109 - 2²⁴ = 476802089893 is a prime.

It is a super-2 number, since 2×476818867109² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (476818867159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 814139 + ... + 1271400.

It is an arithmetic number, because the mean of its divisors is an integer number (32920248900).

Almost surely, 2^476818867109 is an apocalyptic number.

It is an amenable number.

476818867109 is a deficient number, since it is larger than the sum of its proper divisors (49905115291).

476818867109 is a wasteful number, since it uses less digits than its factorization.

476818867109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086004.

The product of its (nonzero) digits is 32514048, while the sum is 65.

The spelling of 476818867109 in words is "four hundred seventy-six billion, eight hundred eighteen million, eight hundred sixty-seven thousand, one hundred nine".