66234241635 has 32 divisors (see below), whose sum is σ = 107847936000. Its totient is φ = 34701401856.

The previous prime is 66234241627. The next prime is 66234241663. The reversal of 66234241635 is 53614243266.

It is a happy number.

It is not a de Polignac number, because 66234241635 - 2³ = 66234241627 is a prime.

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, 1247511 + ... + 1299519.

It is an arithmetic number, because the mean of its divisors is an integer number (3370248000).

Almost surely, 2^66234241635 is an apocalyptic number.

66234241635 is a deficient number, since it is larger than the sum of its proper divisors (41613694365).

66234241635 is a wasteful number, since it uses less digits than its factorization.

66234241635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53515.

The product of its digits is 622080, while the sum is 42.

The spelling of 66234241635 in words is "sixty-six billion, two hundred thirty-four million, two hundred forty-one thousand, six hundred thirty-five".