42826861983 has 8 divisors (see below), whose sum is σ = 57825299200. Its totient is φ = 28189833048.

The previous prime is 42826861967. The next prime is 42826861997. The reversal of 42826861983 is 38916862824.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42826861983 - 2⁴ = 42826861967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42826861933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90351793 + ... + 90352266.

It is an arithmetic number, because the mean of its divisors is an integer number (7228162400).

Almost surely, 2^42826861983 is an apocalyptic number.

42826861983 is a deficient number, since it is larger than the sum of its proper divisors (14998437217).

42826861983 is a wasteful number, since it uses less digits than its factorization.

42826861983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180704141.

The product of its digits is 7962624, while the sum is 57.

The spelling of 42826861983 in words is "forty-two billion, eight hundred twenty-six million, eight hundred sixty-one thousand, nine hundred eighty-three".