164014815499 has 2 divisors, whose sum is σ = 164014815500. Its totient is φ = 164014815498.

The previous prime is 164014815479. The next prime is 164014815553. The reversal of 164014815499 is 994518410461.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164014815499 - 2¹⁵ = 164014782731 is a prime.

It is not a weakly prime, because it can be changed into another prime (164014815409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82007407749 + 82007407750.

It is an arithmetic number, because the mean of its divisors is an integer number (82007407750).

Almost surely, 2^164014815499 is an apocalyptic number.

164014815499 is a deficient number, since it is larger than the sum of its proper divisors (1).

164014815499 is an equidigital number, since it uses as much as digits as its factorization.

164014815499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160, while the sum is 52.

The spelling of 164014815499 in words is "one hundred sixty-four billion, fourteen million, eight hundred fifteen thousand, four hundred ninety-nine".