164455411453 has 4 divisors (see below), whose sum is σ = 170126287740. Its totient is φ = 158784535168.

The previous prime is 164455411447. The next prime is 164455411459. The reversal of 164455411453 is 354114554461.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (164455411447) and next prime (164455411459).

It can be written as a sum of positive squares in 2 ways, for example, as 33279610329 + 131175801124 = 182427^2 + 362182^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164455411453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164455411459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2835438100 + ... + 2835438157.

It is an arithmetic number, because the mean of its divisors is an integer number (42531571935).

Almost surely, 2^164455411453 is an apocalyptic number.

It is an amenable number.

164455411453 is a deficient number, since it is larger than the sum of its proper divisors (5670876287).

164455411453 is an equidigital number, since it uses as much as digits as its factorization.

164455411453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5670876286.

The product of its digits is 576000, while the sum is 43.

The spelling of 164455411453 in words is "one hundred sixty-four billion, four hundred fifty-five million, four hundred eleven thousand, four hundred fifty-three".