426407737450 has 24 divisors (see below), whose sum is σ = 798170115852. Its totient is φ = 169476702720.

The previous prime is 426407737439. The next prime is 426407737471. The reversal of 426407737450 is 54737704624.

It can be written as a sum of positive squares in 6 ways, for example, as 170708622561 + 255699114889 = 413169^2 + 505667^2 .

It is a junction number, because it is equal to n+sod(n) for n = 426407737394 and 426407737403.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27151879 + ... + 27167578.

Almost surely, 2^426407737450 is an apocalyptic number.

426407737450 is a deficient number, since it is larger than the sum of its proper divisors (371762378402).

426407737450 is a wasteful number, since it uses less digits than its factorization.

426407737450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54319626 (or 54319621 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 49.

The spelling of 426407737450 in words is "four hundred twenty-six billion, four hundred seven million, seven hundred thirty-seven thousand, four hundred fifty".