399360157234 has 8 divisors (see below), whose sum is σ = 611785772928. Its totient is φ = 195431566260.

The previous prime is 399360157193. The next prime is 399360157243. The reversal of 399360157234 is 432751063993.

It is a happy number.

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

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, 2124256062 + ... + 2124256249.

It is an arithmetic number, because the mean of its divisors is an integer number (76473221616).

Almost surely, 2^399360157234 is an apocalyptic number.

399360157234 is a deficient number, since it is larger than the sum of its proper divisors (212425615694).

399360157234 is a wasteful number, since it uses less digits than its factorization.

399360157234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4248512360.

The product of its (nonzero) digits is 3674160, while the sum is 52.

The spelling of 399360157234 in words is "three hundred ninety-nine billion, three hundred sixty million, one hundred fifty-seven thousand, two hundred thirty-four".