16002399836 has 12 divisors (see below), whose sum is σ = 28005653760. Its totient is φ = 8000784480.

The previous prime is 16002399827. The next prime is 16002399911. The reversal of 16002399836 is 63899320061.

It is a super-2 number, since 2×16002399836² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

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, 7196 + ... + 179043.

It is an arithmetic number, because the mean of its divisors is an integer number (2333804480).

Almost surely, 2^16002399836 is an apocalyptic number.

It is an amenable number.

16002399836 is a deficient number, since it is larger than the sum of its proper divisors (12003253924).

16002399836 is a wasteful number, since it uses less digits than its factorization.

16002399836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207724 (or 207722 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 47.

The spelling of 16002399836 in words is "sixteen billion, two million, three hundred ninety-nine thousand, eight hundred thirty-six".