13774729312392 has 128 divisors (see below), whose sum is σ = 36041380531200. Its totient is φ = 4382394651648.

The previous prime is 13774729312391. The next prime is 13774729312417. The reversal of 13774729312392 is 29321392747731.

It is a super-2 number, since 2×13774729312392² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13774729312391) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 295020873 + ... + 295067559.

It is an arithmetic number, because the mean of its divisors is an integer number (281573285400).

Almost surely, 2^{13774729312392} is an apocalyptic number.

13774729312392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13774729312392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18020690265600).

13774729312392 is an abundant number, since it is smaller than the sum of its proper divisors (22266651218808).

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

13774729312392 is a wasteful number, since it uses less digits than its factorization.

13774729312392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53055 (or 53051 counting only the distinct ones).

The product of its digits is 24004512, while the sum is 60.

The spelling of 13774729312392 in words is "thirteen trillion, seven hundred seventy-four billion, seven hundred twenty-nine million, three hundred twelve thousand, three hundred ninety-two".