16364132819 has 16 divisors (see below), whose sum is σ = 16919479584. Its totient is φ = 15818400000.

The previous prime is 16364132809. The next prime is 16364132821. The reversal of 16364132819 is 91823146361.

It is a cyclic number.

It is not a de Polignac number, because 16364132819 - 2⁴ = 16364132803 is a prime.

It is a super-2 number, since 2×16364132819² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16364132819.

It is not an unprimeable number, because it can be changed into a prime (16364132809) 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, 5031944 + ... + 5035194.

It is an arithmetic number, because the mean of its divisors is an integer number (1057467474).

Almost surely, 2^16364132819 is an apocalyptic number.

16364132819 is a deficient number, since it is larger than the sum of its proper divisors (555346765).

16364132819 is a wasteful number, since it uses less digits than its factorization.

16364132819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4678.

The product of its digits is 186624, while the sum is 44.

The spelling of 16364132819 in words is "sixteen billion, three hundred sixty-four million, one hundred thirty-two thousand, eight hundred nineteen".