399353405179 has 8 divisors (see below), whose sum is σ = 412246713728. Its totient is φ = 386460780480.

The previous prime is 399353405161. The next prime is 399353405189. The reversal of 399353405179 is 971504353993.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 399353405179 - 2⁷ = 399353405051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (399353405119) 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, 1187239 + ... + 1486015.

It is an arithmetic number, because the mean of its divisors is an integer number (51530839216).

Almost surely, 2^399353405179 is an apocalyptic number.

399353405179 is a deficient number, since it is larger than the sum of its proper divisors (12893308549).

399353405179 is a wasteful number, since it uses less digits than its factorization.

399353405179 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341925.

The product of its (nonzero) digits is 13778100, while the sum is 58.

The spelling of 399353405179 in words is "three hundred ninety-nine billion, three hundred fifty-three million, four hundred five thousand, one hundred seventy-nine".