426194557635 has 96 divisors (see below), whose sum is σ = 865730460672. Its totient is φ = 177043345920.

The previous prime is 426194557601. The next prime is 426194557639. The reversal of 426194557635 is 536755491624.

It is not a de Polignac number, because 426194557635 - 2⁷ = 426194557507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (426194557639) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 21148374 + ... + 21168516.

It is an arithmetic number, because the mean of its divisors is an integer number (9018025632).

Almost surely, 2^426194557635 is an apocalyptic number.

426194557635 is an abundant number, since it is smaller than the sum of its proper divisors (439535903037).

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

426194557635 is a wasteful number, since it uses less digits than its factorization.

426194557635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22793 (or 22786 counting only the distinct ones).

The product of its digits is 27216000, while the sum is 57.

The spelling of 426194557635 in words is "four hundred twenty-six billion, one hundred ninety-four million, five hundred fifty-seven thousand, six hundred thirty-five".