1399358616 has 16 divisors (see below), whose sum is σ = 3498396600. Its totient is φ = 466452864.

The previous prime is 1399358593. The next prime is 1399358641. The reversal of 1399358616 is 6168539931.

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, 29153281 + ... + 29153328.

Almost surely, 2^1399358616 is an apocalyptic number.

It is an amenable number.

1399358616 is an abundant number, since it is smaller than the sum of its proper divisors (2099037984).

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

1399358616 is a wasteful number, since it uses less digits than its factorization.

1399358616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58306618 (or 58306614 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 51.

The square root of 1399358616 is about 37408.0020316509. The cubic root of 1399358616 is about 1118.5180804653.

The spelling of 1399358616 in words is "one billion, three hundred ninety-nine million, three hundred fifty-eight thousand, six hundred sixteen".