13844073061499 has 2 divisors, whose sum is σ = 13844073061500. Its totient is φ = 13844073061498.

The previous prime is 13844073061477. The next prime is 13844073061547. The reversal of 13844073061499 is 99416037044831.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13844073061499 - 2¹² = 13844073057403 is a prime.

It is a super-2 number, since 2×13844073061499² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13844073061459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6922036530749 + 6922036530750.

It is an arithmetic number, because the mean of its divisors is an integer number (6922036530750).

Almost surely, 2^{13844073061499} is an apocalyptic number.

13844073061499 is a deficient number, since it is larger than the sum of its proper divisors (1).

13844073061499 is an equidigital number, since it uses as much as digits as its factorization.

13844073061499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15676416, while the sum is 59.

The spelling of 13844073061499 in words is "thirteen trillion, eight hundred forty-four billion, seventy-three million, sixty-one thousand, four hundred ninety-nine".