3499365189497 has 4 divisors (see below), whose sum is σ = 3499368970740. Its totient is φ = 3499361408256.

The previous prime is 3499365189479. The next prime is 3499365189521. The reversal of 3499365189497 is 7949815639943.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3390823933561 + 108541255936 = 1841419^2 + 329456^2 .

It is a cyclic number.

It is not a de Polignac number, because 3499365189497 - 2¹⁴ = 3499365173113 is a prime.

It is a super-2 number, since 2×3499365189497² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3499365186497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 534293 + ... + 2698925.

It is an arithmetic number, because the mean of its divisors is an integer number (874842242685).

Almost surely, 2^{3499365189497} is an apocalyptic number.

It is an amenable number.

3499365189497 is a deficient number, since it is larger than the sum of its proper divisors (3781243).

3499365189497 is a wasteful number, since it uses less digits than its factorization.

3499365189497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3781242.

The product of its digits is 1587237120, while the sum is 77.

The spelling of 3499365189497 in words is "three trillion, four hundred ninety-nine billion, three hundred sixty-five million, one hundred eighty-nine thousand, four hundred ninety-seven".