42756730233 has 24 divisors (see below), whose sum is σ = 68109037248. Its totient is φ = 23370132192.

The previous prime is 42756730217. The next prime is 42756730273. The reversal of 42756730233 is 33203765724.

It is not a de Polignac number, because 42756730233 - 2⁴ = 42756730217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42756730213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1913310 + ... + 1935527.

It is an arithmetic number, because the mean of its divisors is an integer number (2837876552).

Almost surely, 2^42756730233 is an apocalyptic number.

It is an amenable number.

42756730233 is a deficient number, since it is larger than the sum of its proper divisors (25352307015).

42756730233 is a wasteful number, since it uses less digits than its factorization.

42756730233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3848893 (or 3848870 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 42.

The spelling of 42756730233 in words is "forty-two billion, seven hundred fifty-six million, seven hundred thirty thousand, two hundred thirty-three".