397845587162 has 8 divisors (see below), whose sum is σ = 596776328256. Its totient is φ = 198920144412.

The previous prime is 397845587143. The next prime is 397845587177. The reversal of 397845587162 is 261785548793.

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

It is a super-2 number, since 2×397845587162² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1131218 + ... + 1440605.

It is an arithmetic number, because the mean of its divisors is an integer number (74597041032).

Almost surely, 2^397845587162 is an apocalyptic number.

397845587162 is a deficient number, since it is larger than the sum of its proper divisors (198930741094).

397845587162 is a wasteful number, since it uses less digits than its factorization.

397845587162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2649172.

The product of its digits is 101606400, while the sum is 65.

The spelling of 397845587162 in words is "three hundred ninety-seven billion, eight hundred forty-five million, five hundred eighty-seven thousand, one hundred sixty-two".