2346690135689 has 4 divisors (see below), whose sum is σ = 2484730731924. Its totient is φ = 2208649539456.

The previous prime is 2346690135659. The next prime is 2346690135709. The reversal of 2346690135689 is 9865310966432.

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 2017663998025 + 329026137664 = 1420445^2 + 573608^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2346690135689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2346690135649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69020298092 + ... + 69020298125.

It is an arithmetic number, because the mean of its divisors is an integer number (621182682981).

Almost surely, 2^{2346690135689} is an apocalyptic number.

It is an amenable number.

2346690135689 is a deficient number, since it is larger than the sum of its proper divisors (138040596235).

2346690135689 is a wasteful number, since it uses less digits than its factorization.

2346690135689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138040596234.

The product of its (nonzero) digits is 50388480, while the sum is 62.

The spelling of 2346690135689 in words is "two trillion, three hundred forty-six billion, six hundred ninety million, one hundred thirty-five thousand, six hundred eighty-nine".