13445542450279 has 2 divisors, whose sum is σ = 13445542450280. Its totient is φ = 13445542450278.

The previous prime is 13445542450189. The next prime is 13445542450309. The reversal of 13445542450279 is 97205424554431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13445542450279 - 2²⁹ = 13445005579367 is a prime.

It is a super-2 number, since 2×13445542450279² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13445542490279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6722771225139 + 6722771225140.

It is an arithmetic number, because the mean of its divisors is an integer number (6722771225140).

Almost surely, 2^{13445542450279} is an apocalyptic number.

13445542450279 is a deficient number, since it is larger than the sum of its proper divisors (1).

13445542450279 is an equidigital number, since it uses as much as digits as its factorization.

13445542450279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192000, while the sum is 55.

The spelling of 13445542450279 in words is "thirteen trillion, four hundred forty-five billion, five hundred forty-two million, four hundred fifty thousand, two hundred seventy-nine".