163662354006453 has 24 divisors (see below), whose sum is σ = 236952431282112. Its totient is φ = 108853822677888.

The previous prime is 163662354006439. The next prime is 163662354006469. The reversal of 163662354006453 is 354600453266361.

163662354006453 is a `hidden beast` number, since 1 + 6 + 3 + 6 + 623 + 5 + 4 + 0 + 0 + 6 + 4 + 5 + 3 = 666.

163662354006453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 163662354006453 - 2⁵ = 163662354006421 is a prime.

It is a super-2 number, since 2×163662354006453² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 163662354006453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163662354006433) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 183270850 + ... + 184161692.

It is an arithmetic number, because the mean of its divisors is an integer number (9873017970088).

Almost surely, 2^{163662354006453} is an apocalyptic number.

It is an amenable number.

163662354006453 is a deficient number, since it is larger than the sum of its proper divisors (73290077275659).

163662354006453 is a wasteful number, since it uses less digits than its factorization.

163662354006453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938425 (or 938422 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 54.

The spelling of 163662354006453 in words is "one hundred sixty-three trillion, six hundred sixty-two billion, three hundred fifty-four million, six thousand, four hundred fifty-three".