476909245869 has 16 divisors (see below), whose sum is σ = 758315323392. Its totient is φ = 260670891888.

The previous prime is 476909245847. The next prime is 476909245903. The reversal of 476909245869 is 968542909674.

It is not a de Polignac number, because 476909245869 - 2¹³ = 476909237677 is a prime.

It is a super-2 number, since 2×476909245869² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (476909245819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 493694389 + ... + 493695354.

It is an arithmetic number, because the mean of its divisors is an integer number (47394707712).

Almost surely, 2^476909245869 is an apocalyptic number.

It is an amenable number.

476909245869 is a deficient number, since it is larger than the sum of its proper divisors (281406077523).

476909245869 is a wasteful number, since it uses less digits than its factorization.

476909245869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987389776.

The product of its (nonzero) digits is 235146240, while the sum is 69.

The spelling of 476909245869 in words is "four hundred seventy-six billion, nine hundred nine million, two hundred forty-five thousand, eight hundred sixty-nine".