426666564634036 has 12 divisors (see below), whose sum is σ = 746668538999712. Its totient is φ = 213332696348408.

The previous prime is 426666564634033. The next prime is 426666564634061. The reversal of 426666564634036 is 630436465666624.

It is a super-2 number, since 2×426666564634036² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426666564634033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144851800 + ... + 147767983.

It is an arithmetic number, because the mean of its divisors is an integer number (62222378249976).

Almost surely, 2^{426666564634036} is an apocalyptic number.

It is an amenable number.

426666564634036 is a deficient number, since it is larger than the sum of its proper divisors (320001974365676).

426666564634036 is a wasteful number, since it uses less digits than its factorization.

426666564634036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292984310 (or 292984308 counting only the distinct ones).

The product of its (nonzero) digits is 1612431360, while the sum is 67.

The spelling of 426666564634036 in words is "four hundred twenty-six trillion, six hundred sixty-six billion, five hundred sixty-four million, six hundred thirty-four thousand, thirty-six".