399487114716 has 12 divisors (see below), whose sum is σ = 932136601032. Its totient is φ = 133162371568.

The previous prime is 399487114703. The next prime is 399487114727. The reversal of 399487114716 is 617411784993.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×399487114716² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 399487114716.

It is a congruent number.

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, 16645296435 + ... + 16645296458.

It is an arithmetic number, because the mean of its divisors is an integer number (77678050086).

Almost surely, 2^399487114716 is an apocalyptic number.

It is an amenable number.

399487114716 is an abundant number, since it is smaller than the sum of its proper divisors (532649486316).

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

399487114716 is a wasteful number, since it uses less digits than its factorization.

399487114716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33290592900 (or 33290592898 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 60.

The spelling of 399487114716 in words is "three hundred ninety-nine billion, four hundred eighty-seven million, one hundred fourteen thousand, seven hundred sixteen".