432374407561 has 2 divisors, whose sum is σ = 432374407562. Its totient is φ = 432374407560.

The previous prime is 432374407547. The next prime is 432374407567. The reversal of 432374407561 is 165704473234.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 312056304400 + 120318103161 = 558620^2 + 346869^2 .

It is a cyclic number.

It is not a de Polignac number, because 432374407561 - 2⁵ = 432374407529 is a prime.

It is not a weakly prime, because it can be changed into another prime (432374407567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216187203780 + 216187203781.

It is an arithmetic number, because the mean of its divisors is an integer number (216187203781).

Almost surely, 2^432374407561 is an apocalyptic number.

It is an amenable number.

432374407561 is a deficient number, since it is larger than the sum of its proper divisors (1).

432374407561 is an equidigital number, since it uses as much as digits as its factorization.

432374407561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 46.

The spelling of 432374407561 in words is "four hundred thirty-two billion, three hundred seventy-four million, four hundred seven thousand, five hundred sixty-one".