42231042231986 has 16 divisors (see below), whose sum is σ = 63465759537120. Its totient is φ = 21075823352640.

The previous prime is 42231042231943. The next prime is 42231042232019. The reversal of 42231042231986 is 68913224013224.

It is a self number, because there is not a number n which added to its sum of digits gives 42231042231986.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6110960 + ... + 11036571.

It is an arithmetic number, because the mean of its divisors is an integer number (3966609971070).

Almost surely, 2^{42231042231986} is an apocalyptic number.

42231042231986 is a deficient number, since it is larger than the sum of its proper divisors (21234717305134).

42231042231986 is a wasteful number, since it uses less digits than its factorization.

42231042231986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17149849.

The product of its (nonzero) digits is 995328, while the sum is 47.

The spelling of 42231042231986 in words is "forty-two trillion, two hundred thirty-one billion, forty-two million, two hundred thirty-one thousand, nine hundred eighty-six".