426120440034660 has 192 divisors, whose sum is σ = 1396861702225920. Its totient is φ = 95022141189120.

The previous prime is 426120440034647. The next prime is 426120440034733. The reversal of 426120440034660 is 66430044021624.

It is a happy number.

It is a super-3 number, since 3×426120440034660³ (a number of 45 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2219200377 + ... + 2219392383.

It is an arithmetic number, because the mean of its divisors is an integer number (7275321365760).

Almost surely, 2^{426120440034660} is an apocalyptic number.

It is an amenable number.

426120440034660 is an abundant number, since it is smaller than the sum of its proper divisors (970741262191260).

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

426120440034660 is a wasteful number, since it uses less digits than its factorization.

426120440034660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320946 (or 320944 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 426120440034660 in words is "four hundred twenty-six trillion, one hundred twenty billion, four hundred forty million, thirty-four thousand, six hundred sixty".