34102028665 has 4 divisors (see below), whose sum is σ = 40922434404. Its totient is φ = 27281622928.

The previous prime is 34102028641. The next prime is 34102028707. The reversal of 34102028665 is 56682020143.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26880258304 + 7221770361 = 163952^2 + 84981^2 .

It is a cyclic number.

It is not a de Polignac number, because 34102028665 - 2²³ = 34093640057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3410202862 + ... + 3410202871.

It is an arithmetic number, because the mean of its divisors is an integer number (10230608601).

Almost surely, 2^34102028665 is an apocalyptic number.

It is an amenable number.

34102028665 is a deficient number, since it is larger than the sum of its proper divisors (6820405739).

34102028665 is an equidigital number, since it uses as much as digits as its factorization.

34102028665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6820405738.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 34102028665 in words is "thirty-four billion, one hundred two million, twenty-eight thousand, six hundred sixty-five".