13747148320081 has 8 divisors (see below), whose sum is σ = 15137046919584. Its totient is φ = 12380609361120.

The previous prime is 13747148320021. The next prime is 13747148320097. The reversal of 13747148320081 is 18002384174731.

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

It is not a de Polignac number, because 13747148320081 - 2³⁷ = 13609709366609 is a prime.

It is a super-2 number, since 2×13747148320081² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13747148320021) 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, 5839908900 + ... + 5839911253.

It is an arithmetic number, because the mean of its divisors is an integer number (1892130864948).

Almost surely, 2^{13747148320081} is an apocalyptic number.

13747148320081 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13747148320081 is a deficient number, since it is larger than the sum of its proper divisors (1389898599503).

13747148320081 is a wasteful number, since it uses less digits than its factorization.

13747148320081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11679820271.

The product of its (nonzero) digits is 903168, while the sum is 49.

The spelling of 13747148320081 in words is "thirteen trillion, seven hundred forty-seven billion, one hundred forty-eight million, three hundred twenty thousand, eighty-one".