162668961292007 has 2 divisors, whose sum is σ = 162668961292008. Its totient is φ = 162668961292006.

The previous prime is 162668961291919. The next prime is 162668961292073. The reversal of 162668961292007 is 700292169866261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 162668961292007 - 2²⁰ = 162668960243431 is a prime.

It is a super-2 number, since 2×162668961292007² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162668961222007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81334480646003 + 81334480646004.

It is an arithmetic number, because the mean of its divisors is an integer number (81334480646004).

Almost surely, 2^{162668961292007} is an apocalyptic number.

162668961292007 is a deficient number, since it is larger than the sum of its proper divisors (1).

162668961292007 is an equidigital number, since it uses as much as digits as its factorization.

162668961292007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47029248, while the sum is 65.

The spelling of 162668961292007 in words is "one hundred sixty-two trillion, six hundred sixty-eight billion, nine hundred sixty-one million, two hundred ninety-two thousand, seven".