42722822723 has 64 divisors (see below), whose sum is σ = 55546444800. Its totient is φ = 31979888640.

The previous prime is 42722822717. The next prime is 42722822729. The reversal of 42722822723 is 32722822724.

42722822723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42722822717) and next prime (42722822729).

It is not a de Polignac number, because 42722822723 - 2¹⁴ = 42722806339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42722822729) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 42341243 + ... + 42342251.

It is an arithmetic number, because the mean of its divisors is an integer number (867913200).

Almost surely, 2^42722822723 is an apocalyptic number.

42722822723 is a deficient number, since it is larger than the sum of its proper divisors (12823622077).

42722822723 is a wasteful number, since it uses less digits than its factorization.

42722822723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1420.

The product of its digits is 301056, while the sum is 41.

Subtracting from 42722822723 its reverse (32722822724), we obtain a palindrome (9999999999).

The spelling of 42722822723 in words is "forty-two billion, seven hundred twenty-two million, eight hundred twenty-two thousand, seven hundred twenty-three".