474234891589 has 2 divisors, whose sum is σ = 474234891590. Its totient is φ = 474234891588.

The previous prime is 474234891563. The next prime is 474234891607. The reversal of 474234891589 is 985198432474.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 470033648100 + 4201243489 = 685590^2 + 64817^2 .

It is a cyclic number.

It is not a de Polignac number, because 474234891589 - 2⁹ = 474234891077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 474234891589.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (474234897589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237117445794 + 237117445795.

It is an arithmetic number, because the mean of its divisors is an integer number (237117445795).

Almost surely, 2^474234891589 is an apocalyptic number.

It is an amenable number.

474234891589 is a deficient number, since it is larger than the sum of its proper divisors (1).

474234891589 is an equidigital number, since it uses as much as digits as its factorization.

474234891589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69672960, while the sum is 64.

The spelling of 474234891589 in words is "four hundred seventy-four billion, two hundred thirty-four million, eight hundred ninety-one thousand, five hundred eighty-nine".