420466032343442 has 16 divisors (see below), whose sum is σ = 663143148811800. Its totient is φ = 199656001789440.

The previous prime is 420466032343439. The next prime is 420466032343453. The reversal of 420466032343442 is 244343230664024.

It can be written as a sum of positive squares in 4 ways, for example, as 197360099377081 + 223105932966361 = 14048491^2 + 14936731^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59421425567 + ... + 59421432642.

Almost surely, 2^{420466032343442} is an apocalyptic number.

420466032343442 is a deficient number, since it is larger than the sum of its proper divisors (242677116468358).

420466032343442 is a wasteful number, since it uses less digits than its factorization.

420466032343442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118842858301.

The product of its (nonzero) digits is 7962624, while the sum is 47.

The spelling of 420466032343442 in words is "four hundred twenty trillion, four hundred sixty-six billion, thirty-two million, three hundred forty-three thousand, four hundred forty-two".