662268455999 has 2 divisors, whose sum is σ = 662268456000. Its totient is φ = 662268455998.

The previous prime is 662268455971. The next prime is 662268456029. The reversal of 662268455999 is 999554862266.

662268455999 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-662268455999 is a prime.

It is a super-2 number, since 2×662268455999² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (662268455969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331134227999 + 331134228000.

It is an arithmetic number, because the mean of its divisors is an integer number (331134228000).

Almost surely, 2^662268455999 is an apocalyptic number.

662268455999 is a deficient number, since it is larger than the sum of its proper divisors (1).

662268455999 is an equidigital number, since it uses as much as digits as its factorization.

662268455999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 503884800, while the sum is 71.

The spelling of 662268455999 in words is "six hundred sixty-two billion, two hundred sixty-eight million, four hundred fifty-five thousand, nine hundred ninety-nine".