399340573458 has 32 divisors (see below), whose sum is σ = 839766519360. Its totient is φ = 126416458560.

The previous prime is 399340573433. The next prime is 399340573469. The reversal of 399340573458 is 854375043993.

399340573458 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18801360 + ... + 18822587.

It is an arithmetic number, because the mean of its divisors is an integer number (26242703730).

Almost surely, 2^399340573458 is an apocalyptic number.

399340573458 is an abundant number, since it is smaller than the sum of its proper divisors (440425945902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

399340573458 is a wasteful number, since it uses less digits than its factorization.

399340573458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37624042.

The product of its (nonzero) digits is 48988800, while the sum is 60.

The spelling of 399340573458 in words is "three hundred ninety-nine billion, three hundred forty million, five hundred seventy-three thousand, four hundred fifty-eight".