13751144727746 has 8 divisors (see below), whose sum is σ = 21840053391180. Its totient is φ = 6471126930688.

The previous prime is 13751144727731. The next prime is 13751144727787. The reversal of 13751144727746 is 64772744115731.

It can be written as a sum of positive squares in 2 ways, for example, as 13430839665721 + 320305062025 = 3664811^2 + 565955^2 .

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

It is a super-2 number, since 2×13751144727746² (a number of 27 digits) contains 22 as substring.

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, 202222716551 + ... + 202222716618.

Almost surely, 2^{13751144727746} is an apocalyptic number.

13751144727746 is a deficient number, since it is larger than the sum of its proper divisors (8088908663434).

13751144727746 is a wasteful number, since it uses less digits than its factorization.

13751144727746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404445433188.

The product of its digits is 27659520, while the sum is 59.

The spelling of 13751144727746 in words is "thirteen trillion, seven hundred fifty-one billion, one hundred forty-four million, seven hundred twenty-seven thousand, seven hundred forty-six".