623422423435574 has 64 divisors (see below), whose sum is σ = 1094069926464000. Its totient is φ = 266316323835744.

The previous prime is 623422423435543. The next prime is 623422423435621. The reversal of 623422423435574 is 475534324224326.

623422423435574 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×623422423435574² (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 31 ways as a sum of consecutive naturals, for example, 264874937 + ... + 267218219.

It is an arithmetic number, because the mean of its divisors is an integer number (17094842601000).

Almost surely, 2^{623422423435574} is an apocalyptic number.

623422423435574 is a deficient number, since it is larger than the sum of its proper divisors (470647503028426).

623422423435574 is a wasteful number, since it uses less digits than its factorization.

623422423435574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2344562 (or 2344548 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 56.

The spelling of 623422423435574 in words is "six hundred twenty-three trillion, four hundred twenty-two billion, four hundred twenty-three million, four hundred thirty-five thousand, five hundred seventy-four".