84505966236 has 18 divisors (see below), whose sum is σ = 213612303632. Its totient is φ = 28168655400.

The previous prime is 84505966219. The next prime is 84505966261. The reversal of 84505966236 is 63266950548.

84505966236 is a `hidden beast` number, since 8 + 4 + 5 + 0 + 5 + 9 + 6 + 623 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1173693940 + ... + 1173694011.

Almost surely, 2^84505966236 is an apocalyptic number.

It is an amenable number.

84505966236 is an abundant number, since it is smaller than the sum of its proper divisors (129106337396).

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

84505966236 is a wasteful number, since it uses less digits than its factorization.

84505966236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347387961 (or 2347387956 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 54.

The spelling of 84505966236 in words is "eighty-four billion, five hundred five million, nine hundred sixty-six thousand, two hundred thirty-six".