3490768867613 has 4 divisors (see below), whose sum is σ = 3513003064380. Its totient is φ = 3468534670848.

The previous prime is 3490768867609. The next prime is 3490768867661. The reversal of 3490768867613 is 3167688670943.

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 951711460249 + 2539057407364 = 975557^2 + 1593442^2 .

It is a cyclic number.

It is not a de Polignac number, because 3490768867613 - 2² = 3490768867609 is a prime.

It is a super-2 number, since 2×3490768867613² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3490768860613) 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, 11117098148 + ... + 11117098461.

It is an arithmetic number, because the mean of its divisors is an integer number (878250766095).

Almost surely, 2^{3490768867613} is an apocalyptic number.

It is an amenable number.

3490768867613 is a deficient number, since it is larger than the sum of its proper divisors (22234196767).

3490768867613 is a wasteful number, since it uses less digits than its factorization.

3490768867613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22234196766.

The product of its (nonzero) digits is 219469824, while the sum is 68.

The spelling of 3490768867613 in words is "three trillion, four hundred ninety billion, seven hundred sixty-eight million, eight hundred sixty-seven thousand, six hundred thirteen".