426397495460 has 12 divisors (see below), whose sum is σ = 895434740508. Its totient is φ = 170558998176.

The previous prime is 426397495453. The next prime is 426397495487. The reversal of 426397495460 is 64594793624.

It can be written as a sum of positive squares in 2 ways, for example, as 108039745636 + 318357749824 = 328694^2 + 564232^2 .

It is a super-2 number, since 2×426397495460² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (59) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 426397495460.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10659937367 + ... + 10659937406.

It is an arithmetic number, because the mean of its divisors is an integer number (74619561709).

Almost surely, 2^426397495460 is an apocalyptic number.

It is an amenable number.

426397495460 is an abundant number, since it is smaller than the sum of its proper divisors (469037245048).

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

426397495460 is a wasteful number, since it uses less digits than its factorization.

426397495460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21319874782 (or 21319874780 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 59.

The spelling of 426397495460 in words is "four hundred twenty-six billion, three hundred ninety-seven million, four hundred ninety-five thousand, four hundred sixty".