426901620123 has 18 divisors (see below), whose sum is σ = 677789626332. Its totient is φ = 258728253960.

The previous prime is 426901620073. The next prime is 426901620139. The reversal of 426901620123 is 321026109624.

It is a happy number.

426901620123 is a `hidden beast` number, since 4 + 2 + 6 + 9 + 0 + 1 + 620 + 1 + 23 = 666.

It is not a de Polignac number, because 426901620123 - 2¹⁷ = 426901489051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (426901620193) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 196005165 + ... + 196007342.

Almost surely, 2^426901620123 is an apocalyptic number.

426901620123 is a deficient number, since it is larger than the sum of its proper divisors (250888006209).

426901620123 is a wasteful number, since it uses less digits than its factorization.

426901620123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392012535 (or 392012521 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

Adding to 426901620123 its reverse (321026109624), we get a palindrome (747927729747).

The spelling of 426901620123 in words is "four hundred twenty-six billion, nine hundred one million, six hundred twenty thousand, one hundred twenty-three".