16364477759 has 32 divisors (see below), whose sum is σ = 19641968640. Its totient is φ = 13330196352.

The previous prime is 16364477737. The next prime is 16364477777. The reversal of 16364477759 is 95777446361.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16364477759 - 2²⁴ = 16347700543 is a prime.

It is a super-2 number, since 2×16364477759² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16364477698 and 16364477707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16364477959) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32149997 + ... + 32150505.

It is an arithmetic number, because the mean of its divisors is an integer number (613811520).

Almost surely, 2^16364477759 is an apocalyptic number.

16364477759 is a deficient number, since it is larger than the sum of its proper divisors (3277490881).

16364477759 is a wasteful number, since it uses less digits than its factorization.

16364477759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1439.

The product of its digits is 26671680, while the sum is 59.

The spelling of 16364477759 in words is "sixteen billion, three hundred sixty-four million, four hundred seventy-seven thousand, seven hundred fifty-nine".