426716816202 has 20 divisors (see below), whose sum is σ = 956161755186. Its totient is φ = 142238938680.

The previous prime is 426716816189. The next prime is 426716816209. The reversal of 426716816202 is 202618617624.

426716816202 is a `hidden beast` number, since 4 + 2 + 6 + 7 + 16 + 8 + 1 + 620 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 398841508521 + 27875307681 = 631539^2 + 166959^2 .

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (426716816209) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1317027049 + ... + 1317027372.

Almost surely, 2^426716816202 is an apocalyptic number.

426716816202 is an abundant number, since it is smaller than the sum of its proper divisors (529444938984).

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

426716816202 is a wasteful number, since it uses less digits than its factorization.

426716816202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2634054435 (or 2634054426 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 426716816202 in words is "four hundred twenty-six billion, seven hundred sixteen million, eight hundred sixteen thousand, two hundred two".