164010394819 has 2 divisors, whose sum is σ = 164010394820. Its totient is φ = 164010394818.

The previous prime is 164010394781. The next prime is 164010394829. The reversal of 164010394819 is 918493010461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164010394819 - 2¹⁵ = 164010362051 is a prime.

It is a super-2 number, since 2×164010394819² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (164010394829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82005197409 + 82005197410.

It is an arithmetic number, because the mean of its divisors is an integer number (82005197410).

Almost surely, 2^164010394819 is an apocalyptic number.

164010394819 is a deficient number, since it is larger than the sum of its proper divisors (1).

164010394819 is an equidigital number, since it uses as much as digits as its factorization.

164010394819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 46.

The spelling of 164010394819 in words is "one hundred sixty-four billion, ten million, three hundred ninety-four thousand, eight hundred nineteen".