3398807744579 has 4 divisors (see below), whose sum is σ = 3660254494176. Its totient is φ = 3137360994984.

The previous prime is 3398807744573. The next prime is 3398807744599. The reversal of 3398807744579 is 9754477088933.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3398807744579 is a prime.

It is a super-2 number, since 2×3398807744579² (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 (3398807744573) 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, 130723374779 + ... + 130723374804.

It is an arithmetic number, because the mean of its divisors is an integer number (915063623544).

Almost surely, 2^{3398807744579} is an apocalyptic number.

3398807744579 is a deficient number, since it is larger than the sum of its proper divisors (261446749597).

3398807744579 is a wasteful number, since it uses less digits than its factorization.

3398807744579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261446749596.

The product of its (nonzero) digits is 1280240640, while the sum is 74.

The spelling of 3398807744579 in words is "three trillion, three hundred ninety-eight billion, eight hundred seven million, seven hundred forty-four thousand, five hundred seventy-nine".