39346064393 has 4 divisors (see below), whose sum is σ = 39346569600. Its totient is φ = 39345559188.

The previous prime is 39346064383. The next prime is 39346064411.

It is a happy number.

39346064393 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39346064393 is a prime.

It is a super-2 number, since 2×39346064393² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (39346064323) 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, 108305 + ... + 300702.

It is an arithmetic number, because the mean of its divisors is an integer number (9836642400).

Almost surely, 2^39346064393 is an apocalyptic number.

It is an amenable number.

39346064393 is a deficient number, since it is larger than the sum of its proper divisors (505207).

39346064393 is an equidigital number, since it uses as much as digits as its factorization.

39346064393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505206.

The product of its (nonzero) digits is 3779136, while the sum is 50.

The spelling of 39346064393 in words is "thirty-nine billion, three hundred forty-six million, sixty-four thousand, three hundred ninety-three".