166080470453 has 2 divisors, whose sum is σ = 166080470454. Its totient is φ = 166080470452.

The previous prime is 166080470411. The next prime is 166080470473. The reversal of 166080470453 is 354074080661.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134147852644 + 31932617809 = 366262^2 + 178697^2 .

It is a cyclic number.

It is not a de Polignac number, because 166080470453 - 2⁸ = 166080470197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166080470473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83040235226 + 83040235227.

It is an arithmetic number, because the mean of its divisors is an integer number (83040235227).

Almost surely, 2^166080470453 is an apocalyptic number.

It is an amenable number.

166080470453 is a deficient number, since it is larger than the sum of its proper divisors (1).

166080470453 is an equidigital number, since it uses as much as digits as its factorization.

166080470453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 166080470453 in words is "one hundred sixty-six billion, eighty million, four hundred seventy thousand, four hundred fifty-three".