454636636454 has 160 divisors (see below), whose sum is σ = 938727209280. Its totient is φ = 160767763200.

The previous prime is 454636636453. The next prime is 454636636459.

454636636454 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 454636636454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454636636453) 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 in 79 ways as a sum of consecutive naturals, for example, 162542984 + ... + 162545780.

It is an arithmetic number, because the mean of its divisors is an integer number (5867045058).

Almost surely, 2^454636636454 is an apocalyptic number.

454636636454 is an abundant number, since it is smaller than the sum of its proper divisors (484090572826).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

454636636454 is a wasteful number, since it uses less digits than its factorization.

454636636454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2924 (or 2891 counting only the distinct ones).

The product of its digits is 74649600, while the sum is 56.

The spelling of 454636636454 in words is "four hundred fifty-four billion, six hundred thirty-six million, six hundred thirty-six thousand, four hundred fifty-four".