472644688490329 has 2 divisors, whose sum is σ = 472644688490330. Its totient is φ = 472644688490328.

The previous prime is 472644688490309. The next prime is 472644688490357. The reversal of 472644688490329 is 923094886446274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 472467824505625 + 176863984704 = 21736325^2 + 420552^2 .

It is a cyclic number.

It is not a de Polignac number, because 472644688490329 - 2⁷ = 472644688490201 is a prime.

It is not a weakly prime, because it can be changed into another prime (472644688490309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236322344245164 + 236322344245165.

It is an arithmetic number, because the mean of its divisors is an integer number (236322344245165).

Almost surely, 2^{472644688490329} is an apocalyptic number.

It is an amenable number.

472644688490329 is a deficient number, since it is larger than the sum of its proper divisors (1).

472644688490329 is an equidigital number, since it uses as much as digits as its factorization.

472644688490329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4013162496, while the sum is 76.

The spelling of 472644688490329 in words is "four hundred seventy-two trillion, six hundred forty-four billion, six hundred eighty-eight million, four hundred ninety thousand, three hundred twenty-nine".