169473626374961 has 2 divisors, whose sum is σ = 169473626374962. Its totient is φ = 169473626374960.

The previous prime is 169473626374867. The next prime is 169473626374967.

169473626374961 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 165998589793936 + 3475036581025 = 12884044^2 + 1864145^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 169473626374961 - 2³⁴ = 169456446505777 is a prime.

It is not a weakly prime, because it can be changed into another prime (169473626374967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84736813187480 + 84736813187481.

It is an arithmetic number, because the mean of its divisors is an integer number (84736813187481).

Almost surely, 2^{169473626374961} is an apocalyptic number.

It is an amenable number.

169473626374961 is a deficient number, since it is larger than the sum of its proper divisors (1).

169473626374961 is an equidigital number, since it uses as much as digits as its factorization.

169473626374961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1481421312, while the sum is 74.

The spelling of 169473626374961 in words is "one hundred sixty-nine trillion, four hundred seventy-three billion, six hundred twenty-six million, three hundred seventy-four thousand, nine hundred sixty-one".