42645944286 has 64 divisors (see below), whose sum is σ = 109465551360. Its totient is φ = 12162833280.

The previous prime is 42645944233. The next prime is 42645944323. The reversal of 42645944286 is 68244954624.

42645944286 is a `hidden beast` number, since 4 + 2 + 6 + 4 + 594 + 42 + 8 + 6 = 666.

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

It is a congruent number.

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, 2101506 + ... + 2121701.

It is an arithmetic number, because the mean of its divisors is an integer number (1710399240).

Almost surely, 2^42645944286 is an apocalyptic number.

42645944286 is an abundant number, since it is smaller than the sum of its proper divisors (66819607074).

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

42645944286 is a wasteful number, since it uses less digits than its factorization.

42645944286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4223246 (or 4223240 counting only the distinct ones).

The product of its digits is 13271040, while the sum is 54.

The spelling of 42645944286 in words is "forty-two billion, six hundred forty-five million, nine hundred forty-four thousand, two hundred eighty-six".