426616121121326 has 32 divisors (see below), whose sum is σ = 651269041597440. Its totient is φ = 209555350235136.

The previous prime is 426616121121319. The next prime is 426616121121349. The reversal of 426616121121326 is 623121121616624.

It is a happy number.

It is a super-2 number, since 2×426616121121326² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1300625795 + ... + 1300953761.

It is an arithmetic number, because the mean of its divisors is an integer number (20352157549920).

Almost surely, 2^{426616121121326} is an apocalyptic number.

426616121121326 is a deficient number, since it is larger than the sum of its proper divisors (224652920476114).

426616121121326 is a wasteful number, since it uses less digits than its factorization.

426616121121326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372008.

The product of its digits is 248832, while the sum is 44.

The spelling of 426616121121326 in words is "four hundred twenty-six trillion, six hundred sixteen billion, one hundred twenty-one million, one hundred twenty-one thousand, three hundred twenty-six".