16308404697 has 16 divisors (see below), whose sum is σ = 23859033408. Its totient is φ = 9846582720.

The previous prime is 16308404681. The next prime is 16308404699. The reversal of 16308404697 is 79640480361.

It is not a de Polignac number, because 16308404697 - 2⁴ = 16308404681 is a prime.

It is a super-3 number, since 3×16308404697³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (16308404699) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3942879 + ... + 3947012.

It is an arithmetic number, because the mean of its divisors is an integer number (1491189588).

Almost surely, 2^16308404697 is an apocalyptic number.

It is an amenable number.

16308404697 is a deficient number, since it is larger than the sum of its proper divisors (7550628711).

16308404697 is a wasteful number, since it uses less digits than its factorization.

16308404697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7889960.

The product of its (nonzero) digits is 870912, while the sum is 48.

The spelling of 16308404697 in words is "sixteen billion, three hundred eight million, four hundred four thousand, six hundred ninety-seven".