84668363154 has 24 divisors (see below), whose sum is σ = 190242496080. Its totient is φ = 28222787556.

The previous prime is 84668363053. The next prime is 84668363203. The reversal of 84668363154 is 45136386648.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 84668363154.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87106884 + ... + 87107855.

It is an arithmetic number, because the mean of its divisors is an integer number (7926770670).

Almost surely, 2^84668363154 is an apocalyptic number.

84668363154 is an abundant number, since it is smaller than the sum of its proper divisors (105574132926).

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

84668363154 is a wasteful number, since it uses less digits than its factorization.

84668363154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174214756 (or 174214744 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 54.

The spelling of 84668363154 in words is "eighty-four billion, six hundred sixty-eight million, three hundred sixty-three thousand, one hundred fifty-four".