39238540475135 has 4 divisors (see below), whose sum is σ = 47086248570168. Its totient is φ = 31390832380104.

The previous prime is 39238540475129. The next prime is 39238540475149. The reversal of 39238540475135 is 53157404583293.

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

It is a cyclic number.

It is not a de Polignac number, because 39238540475135 - 2²⁸ = 39238272039679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3923854047509 + ... + 3923854047518.

It is an arithmetic number, because the mean of its divisors is an integer number (11771562142542).

Almost surely, 2^{39238540475135} is an apocalyptic number.

39238540475135 is a deficient number, since it is larger than the sum of its proper divisors (7847708095033).

39238540475135 is an equidigital number, since it uses as much as digits as its factorization.

39238540475135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7847708095032.

The product of its (nonzero) digits is 54432000, while the sum is 59.

The spelling of 39238540475135 in words is "thirty-nine trillion, two hundred thirty-eight billion, five hundred forty million, four hundred seventy-five thousand, one hundred thirty-five".