13621362513433 has 2 divisors, whose sum is σ = 13621362513434. Its totient is φ = 13621362513432.

The previous prime is 13621362513427. The next prime is 13621362513449. The reversal of 13621362513433 is 33431526312631.

13621362513433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11667327568009 + 1954034945424 = 3415747^2 + 1397868^2 .

It is a cyclic number.

It is not a de Polignac number, because 13621362513433 - 2¹³ = 13621362505241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13621362513433.

It is not a weakly prime, because it can be changed into another prime (13621362513403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6810681256716 + 6810681256717.

It is an arithmetic number, because the mean of its divisors is an integer number (6810681256717).

Almost surely, 2^{13621362513433} is an apocalyptic number.

It is an amenable number.

13621362513433 is a deficient number, since it is larger than the sum of its proper divisors (1).

13621362513433 is an equidigital number, since it uses as much as digits as its factorization.

13621362513433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 699840, while the sum is 43.

The spelling of 13621362513433 in words is "thirteen trillion, six hundred twenty-one billion, three hundred sixty-two million, five hundred thirteen thousand, four hundred thirty-three".