399297706063 has 8 divisors (see below), whose sum is σ = 408636502560. Its totient is φ = 390062100960.

The previous prime is 399297706051. The next prime is 399297706111. The reversal of 399297706063 is 360607792993.

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 399297706063 - 2⁹ = 399297705551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 399297705992 and 399297706010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (399297706033) 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, 25790020 + ... + 25805497.

It is an arithmetic number, because the mean of its divisors is an integer number (51079562820).

Almost surely, 2^399297706063 is an apocalyptic number.

399297706063 is a deficient number, since it is larger than the sum of its proper divisors (9338796497).

399297706063 is a wasteful number, since it uses less digits than its factorization.

399297706063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51595697.

The product of its (nonzero) digits is 23147208, while the sum is 61.

The spelling of 399297706063 in words is "three hundred ninety-nine billion, two hundred ninety-seven million, seven hundred six thousand, sixty-three".