138349176474 has 16 divisors (see below), whose sum is σ = 276830832960. Its totient is φ = 46094312160.

The previous prime is 138349176473. The next prime is 138349176479. The reversal of 138349176474 is 474671943831.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (138349176473) 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, 5506422 + ... + 5531489.

It is an arithmetic number, because the mean of its divisors is an integer number (17301927060).

Almost surely, 2^138349176474 is an apocalyptic number.

138349176474 is an abundant number, since it is smaller than the sum of its proper divisors (138481656486).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

138349176474 is a wasteful number, since it uses less digits than its factorization.

138349176474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11040005.

The product of its digits is 12192768, while the sum is 57.

The spelling of 138349176474 in words is "one hundred thirty-eight billion, three hundred forty-nine million, one hundred seventy-six thousand, four hundred seventy-four".