21622076740367 has 2 divisors, whose sum is σ = 21622076740368. Its totient is φ = 21622076740366.

The previous prime is 21622076740349. The next prime is 21622076740423. The reversal of 21622076740367 is 76304767022612.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21622076740367 - 2¹⁶ = 21622076674831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21622076740267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10811038370183 + 10811038370184.

It is an arithmetic number, because the mean of its divisors is an integer number (10811038370184).

Almost surely, 2^{21622076740367} is an apocalyptic number.

21622076740367 is a deficient number, since it is larger than the sum of its proper divisors (1).

21622076740367 is an equidigital number, since it uses as much as digits as its factorization.

21622076740367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7112448, while the sum is 53.

The spelling of 21622076740367 in words is "twenty-one trillion, six hundred twenty-two billion, seventy-six million, seven hundred forty thousand, three hundred sixty-seven".