3899465317369 has 2 divisors, whose sum is σ = 3899465317370. Its totient is φ = 3899465317368.

The previous prime is 3899465317229. The next prime is 3899465317373. The reversal of 3899465317369 is 9637135649983.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2117272357225 + 1782192960144 = 1455085^2 + 1334988^2 .

It is a cyclic number.

It is not a de Polignac number, because 3899465317369 - 2¹¹ = 3899465315321 is a prime.

It is a super-2 number, since 2×3899465317369² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3899465317669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1949732658684 + 1949732658685.

It is an arithmetic number, because the mean of its divisors is an integer number (1949732658685).

Almost surely, 2^{3899465317369} is an apocalyptic number.

It is an amenable number.

3899465317369 is a deficient number, since it is larger than the sum of its proper divisors (1).

3899465317369 is an equidigital number, since it uses as much as digits as its factorization.

3899465317369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 793618560, while the sum is 73.

The spelling of 3899465317369 in words is "three trillion, eight hundred ninety-nine billion, four hundred sixty-five million, three hundred seventeen thousand, three hundred sixty-nine".