385156610817 has 8 divisors (see below), whose sum is σ = 560227797600. Its totient is φ = 233428248960.

The previous prime is 385156610809. The next prime is 385156610821. The reversal of 385156610817 is 718016651583.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 385156610817 - 2³ = 385156610809 is a prime.

It is a super-2 number, since 2×385156610817² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 385156610817.

It is not an unprimeable number, because it can be changed into a prime (385156610827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5835706192 + ... + 5835706257.

It is an arithmetic number, because the mean of its divisors is an integer number (70028474700).

Almost surely, 2^385156610817 is an apocalyptic number.

It is an amenable number.

385156610817 is a deficient number, since it is larger than the sum of its proper divisors (175071186783).

385156610817 is a wasteful number, since it uses less digits than its factorization.

385156610817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11671412463.

The product of its (nonzero) digits is 1209600, while the sum is 51.

The spelling of 385156610817 in words is "three hundred eighty-five billion, one hundred fifty-six million, six hundred ten thousand, eight hundred seventeen".