21162463326607 has 2 divisors, whose sum is σ = 21162463326608. Its totient is φ = 21162463326606.

The previous prime is 21162463326593. The next prime is 21162463326733. The reversal of 21162463326607 is 70662336426112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21162463326607 - 2⁷ = 21162463326479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21162463323607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10581231663303 + 10581231663304.

It is an arithmetic number, because the mean of its divisors is an integer number (10581231663304).

Almost surely, 2^{21162463326607} is an apocalyptic number.

21162463326607 is a deficient number, since it is larger than the sum of its proper divisors (1).

21162463326607 is an equidigital number, since it uses as much as digits as its factorization.

21162463326607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 49.

The spelling of 21162463326607 in words is "twenty-one trillion, one hundred sixty-two billion, four hundred sixty-three million, three hundred twenty-six thousand, six hundred seven".