420416420634 has 64 divisors (see below), whose sum is σ = 1067838612480. Its totient is φ = 120106110960.

The previous prime is 420416420629. The next prime is 420416420687. The reversal of 420416420634 is 436024614024.

420416420634 is a `hidden beast` number, since 4 + 2 + 0 + 4 + 1 + 642 + 0 + 6 + 3 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3805297 + ... + 3914219.

It is an arithmetic number, because the mean of its divisors is an integer number (16684978320).

Almost surely, 2^420416420634 is an apocalyptic number.

420416420634 is an abundant number, since it is smaller than the sum of its proper divisors (647422191846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420416420634 is a wasteful number, since it uses less digits than its factorization.

420416420634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119152 (or 119146 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 420416420634 in words is "four hundred twenty billion, four hundred sixteen million, four hundred twenty thousand, six hundred thirty-four".