138374874335 has 8 divisors (see below), whose sum is σ = 170099845776. Its totient is φ = 107999901760.

The previous prime is 138374874331. The next prime is 138374874349. The reversal of 138374874335 is 533478473831.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 138374874335 - 2² = 138374874331 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138374874331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337499489 + ... + 337499898.

It is an arithmetic number, because the mean of its divisors is an integer number (21262480722).

Almost surely, 2^138374874335 is an apocalyptic number.

138374874335 is a deficient number, since it is larger than the sum of its proper divisors (31724971441).

138374874335 is an equidigital number, since it uses as much as digits as its factorization.

138374874335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674999433.

The product of its digits is 20321280, while the sum is 56.

The spelling of 138374874335 in words is "one hundred thirty-eight billion, three hundred seventy-four million, eight hundred seventy-four thousand, three hundred thirty-five".