164980976417 has 4 divisors (see below), whose sum is σ = 164986480560. Its totient is φ = 164975472276.

The previous prime is 164980976401. The next prime is 164980976429. The reversal of 164980976417 is 714679089461.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 164980976417 - 2⁴ = 164980976401 is a prime.

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 164980976417.

It is not an unprimeable number, because it can be changed into a prime (164980970417) 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, 2706863 + ... + 2767140.

It is an arithmetic number, because the mean of its divisors is an integer number (41246620140).

Almost surely, 2^164980976417 is an apocalyptic number.

It is an amenable number.

164980976417 is a deficient number, since it is larger than the sum of its proper divisors (5504143).

164980976417 is an equidigital number, since it uses as much as digits as its factorization.

164980976417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5504142.

The product of its (nonzero) digits is 18289152, while the sum is 62.

The spelling of 164980976417 in words is "one hundred sixty-four billion, nine hundred eighty million, nine hundred seventy-six thousand, four hundred seventeen".