164511030373 has 4 divisors (see below), whose sum is σ = 164877425100. Its totient is φ = 164144635648.

The previous prime is 164511030347. The next prime is 164511030401. The reversal of 164511030373 is 373030115461.

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

It can be written as a sum of positive squares in 2 ways, for example, as 100084915044 + 64426115329 = 316362^2 + 253823^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164511030373 is a prime.

It is a super-2 number, since 2×164511030373² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164511030323) 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, 183196690 + ... + 183197587.

It is an arithmetic number, because the mean of its divisors is an integer number (41219356275).

Almost surely, 2^164511030373 is an apocalyptic number.

It is an amenable number.

164511030373 is a deficient number, since it is larger than the sum of its proper divisors (366394727).

164511030373 is an equidigital number, since it uses as much as digits as its factorization.

164511030373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366394726.

The product of its (nonzero) digits is 22680, while the sum is 34.

The spelling of 164511030373 in words is "one hundred sixty-four billion, five hundred eleven million, thirty thousand, three hundred seventy-three".