42352763243 has 12 divisors (see below), whose sum is σ = 49276933200. Its totient is φ = 36295417872.

The previous prime is 42352763213. The next prime is 42352763261. The reversal of 42352763243 is 34236725324.

It is not a de Polignac number, because 42352763243 - 2²⁰ = 42351714667 is a prime.

It is a super-2 number, since 2×42352763243² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42352763243.

It is not an unprimeable number, because it can be changed into a prime (42352763203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 184505 + ... + 344597.

It is an arithmetic number, because the mean of its divisors is an integer number (4106411100).

Almost surely, 2^42352763243 is an apocalyptic number.

42352763243 is a deficient number, since it is larger than the sum of its proper divisors (6924169957).

42352763243 is a wasteful number, since it uses less digits than its factorization.

42352763243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165506 (or 165499 counting only the distinct ones).

The product of its digits is 725760, while the sum is 41.

The spelling of 42352763243 in words is "forty-two billion, three hundred fifty-two million, seven hundred sixty-three thousand, two hundred forty-three".