214426366533 has 14 divisors (see below), whose sum is σ = 321492482054. Its totient is φ = 142950910536.

The previous prime is 214426366489. The next prime is 214426366537. The reversal of 214426366533 is 335663624412.

214426366533 is a `hidden beast` number, since 2 + 1 + 4 + 4 + 2 + 636 + 6 + 5 + 3 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 208185050529 + 6241316004 = 456273^2 + 79002^2 .

It is not a de Polignac number, because 214426366533 - 2²² = 214422172229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214426366537) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 147068110 + ... + 147069567.

Almost surely, 2^214426366533 is an apocalyptic number.

It is an amenable number.

214426366533 is a deficient number, since it is larger than the sum of its proper divisors (107066115521).

214426366533 is an frugal number, since it uses more digits than its factorization.

214426366533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294137695 (or 294137680 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 45.

The spelling of 214426366533 in words is "two hundred fourteen billion, four hundred twenty-six million, three hundred sixty-six thousand, five hundred thirty-three".