84653563446 has 48 divisors (see below), whose sum is σ = 187874159616. Its totient is φ = 27533339568.

The previous prime is 84653563387. The next prime is 84653563447. The reversal of 84653563446 is 64436535648.

84653563446 is a `hidden beast` number, since 8 + 4 + 6 + 535 + 63 + 4 + 46 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 84653563392 and 84653563401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84653563447) 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, 705211 + ... + 816473.

It is an arithmetic number, because the mean of its divisors is an integer number (3914044992).

Almost surely, 2^84653563446 is an apocalyptic number.

84653563446 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

84653563446 is an abundant number, since it is smaller than the sum of its proper divisors (103220596170).

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

84653563446 is a wasteful number, since it uses less digits than its factorization.

84653563446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112297 (or 112294 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 54.

The spelling of 84653563446 in words is "eighty-four billion, six hundred fifty-three million, five hundred sixty-three thousand, four hundred forty-six".