39358886109 has 4 divisors (see below), whose sum is σ = 52478514816. Its totient is φ = 26239257404.

The previous prime is 39358886089. The next prime is 39358886113. The reversal of 39358886109 is 90168885393.

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, and also an emirpimes, since its reverse is a distinct semiprime: 90168885393 = 3 ⋅30056295131.

It is a cyclic number.

It is not a de Polignac number, because 39358886109 - 2⁷ = 39358885981 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39358886179) 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, 6559814349 + ... + 6559814354.

It is an arithmetic number, because the mean of its divisors is an integer number (13119628704).

Almost surely, 2^39358886109 is an apocalyptic number.

It is an amenable number.

39358886109 is a deficient number, since it is larger than the sum of its proper divisors (13119628707).

39358886109 is a wasteful number, since it uses less digits than its factorization.

39358886109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13119628706.

The product of its (nonzero) digits is 11197440, while the sum is 60.

The spelling of 39358886109 in words is "thirty-nine billion, three hundred fifty-eight million, eight hundred eighty-six thousand, one hundred nine".