234020440665 has 48 divisors (see below), whose sum is σ = 442569868416. Its totient is φ = 113449459200.

The previous prime is 234020440657. The next prime is 234020440679. The reversal of 234020440665 is 566044020432.

234020440665 is a `hidden beast` number, since 2 + 3 + 40 + 204 + 406 + 6 + 5 = 666.

It is not a de Polignac number, because 234020440665 - 2³ = 234020440657 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4332625 + ... + 4386305.

It is an arithmetic number, because the mean of its divisors is an integer number (9220205592).

Almost surely, 2^234020440665 is an apocalyptic number.

It is an amenable number.

234020440665 is a deficient number, since it is larger than the sum of its proper divisors (208549427751).

234020440665 is a wasteful number, since it uses less digits than its factorization.

234020440665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62510 (or 62507 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

The spelling of 234020440665 in words is "two hundred thirty-four billion, twenty million, four hundred forty thousand, six hundred sixty-five".