42723399273 has 8 divisors (see below), whose sum is σ = 57005256000. Its totient is φ = 28461904368.

The previous prime is 42723399263. The next prime is 42723399281. The reversal of 42723399273 is 37299332724.

42723399273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 42723399273 - 2¹⁸ = 42723137129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42723399223) 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, 5085558 + ... + 5093951.

It is an arithmetic number, because the mean of its divisors is an integer number (7125657000).

Almost surely, 2^42723399273 is an apocalyptic number.

It is an amenable number.

42723399273 is a deficient number, since it is larger than the sum of its proper divisors (14281856727).

42723399273 is a wasteful number, since it uses less digits than its factorization.

42723399273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10180911.

The product of its digits is 3429216, while the sum is 51.

The spelling of 42723399273 in words is "forty-two billion, seven hundred twenty-three million, three hundred ninety-nine thousand, two hundred seventy-three".