432001661644325 has 6 divisors (see below), whose sum is σ = 535682060438994. Its totient is φ = 345601329315440.

The previous prime is 432001661644309. The next prime is 432001661644349. The reversal of 432001661644325 is 523446166100234.

It can be written as a sum of positive squares in 3 ways, for example, as 53162501552644 + 378839160091681 = 7291262^2 + 19463791^2 .

It is not a de Polignac number, because 432001661644325 - 2⁴ = 432001661644309 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 432001661644325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8640033232862 + ... + 8640033232911.

It is an arithmetic number, because the mean of its divisors is an integer number (89280343406499).

Almost surely, 2^{432001661644325} is an apocalyptic number.

It is an amenable number.

432001661644325 is a deficient number, since it is larger than the sum of its proper divisors (103680398794669).

432001661644325 is a wasteful number, since it uses less digits than its factorization.

432001661644325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17280066465783 (or 17280066465778 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 47.

The spelling of 432001661644325 in words is "four hundred thirty-two trillion, one billion, six hundred sixty-one million, six hundred forty-four thousand, three hundred twenty-five".