8634183642 has 48 divisors (see below), whose sum is σ = 22505146560. Its totient is φ = 2337071616.

The previous prime is 8634183641. The next prime is 8634183673. The reversal of 8634183642 is 2463814368.

8634183642 is a `hidden beast` number, since 8 + 634 + 1 + 8 + 3 + 6 + 4 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (8634183641) 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, 1800903 + ... + 1805690.

It is an arithmetic number, because the mean of its divisors is an integer number (468857220).

Almost surely, 2^8634183642 is an apocalyptic number.

8634183642 is an abundant number, since it is smaller than the sum of its proper divisors (13870962918).

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

8634183642 is a wasteful number, since it uses less digits than its factorization.

8634183642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3606627 (or 3606624 counting only the distinct ones).

The product of its digits is 663552, while the sum is 45.

The square root of 8634183642 is about 92920.3080171391. The cubic root of 8634183642 is about 2051.5105774508.

The spelling of 8634183642 in words is "eight billion, six hundred thirty-four million, one hundred eighty-three thousand, six hundred forty-two".