42303421983 has 8 divisors (see below), whose sum is σ = 56646643248. Its totient is φ = 28081241024.

The previous prime is 42303421961. The next prime is 42303421987. The reversal of 42303421983 is 38912430324.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42303421983 is a prime.

It is a super-2 number, since 2×42303421983² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42303421987) 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, 30259260 + ... + 30260657.

It is an arithmetic number, because the mean of its divisors is an integer number (7080830406).

Almost surely, 2^42303421983 is an apocalyptic number.

42303421983 is a deficient number, since it is larger than the sum of its proper divisors (14343221265).

42303421983 is a wasteful number, since it uses less digits than its factorization.

42303421983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60520153.

The product of its (nonzero) digits is 124416, while the sum is 39.

The spelling of 42303421983 in words is "forty-two billion, three hundred three million, four hundred twenty-one thousand, nine hundred eighty-three".