450061678188 has 96 divisors (see below), whose sum is σ = 1235673169920. Its totient is φ = 141171851520.

The previous prime is 450061678169. The next prime is 450061678207. The reversal of 450061678188 is 881876160054.

It is a happy number.

450061678188 is a `hidden beast` number, since 4 + 5 + 0 + 0 + 616 + 7 + 8 + 18 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (450061678169) and next prime (450061678207).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13023853 + ... + 13058363.

It is an arithmetic number, because the mean of its divisors is an integer number (12871595520).

Almost surely, 2^450061678188 is an apocalyptic number.

It is an amenable number.

450061678188 is an abundant number, since it is smaller than the sum of its proper divisors (785611491732).

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

450061678188 is a wasteful number, since it uses less digits than its factorization.

450061678188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41644 (or 41636 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 54.

The spelling of 450061678188 in words is "four hundred fifty billion, sixty-one million, six hundred seventy-eight thousand, one hundred eighty-eight".