13740172493806 has 8 divisors (see below), whose sum is σ = 22483918626264. Its totient is φ = 6245532951720.

The previous prime is 13740172493759. The next prime is 13740172493809. The reversal of 13740172493806 is 60839427104731.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13740172493809) 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, 312276647565 + ... + 312276647608.

It is an arithmetic number, because the mean of its divisors is an integer number (2810489828283).

Almost surely, 2^{13740172493806} is an apocalyptic number.

13740172493806 is a deficient number, since it is larger than the sum of its proper divisors (8743746132458).

13740172493806 is a wasteful number, since it uses less digits than its factorization.

13740172493806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624553295186.

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 13740172493806 in words is "thirteen trillion, seven hundred forty billion, one hundred seventy-two million, four hundred ninety-three thousand, eight hundred six".