42723384430 has 16 divisors (see below), whose sum is σ = 76904586720. Its totient is φ = 17088799392.

The previous prime is 42723384427. The next prime is 42723384433. The reversal of 42723384430 is 3448332724.

42723384430 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 (42723384427) and next prime (42723384433).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42723384433) 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, 416632 + ... + 508948.

It is an arithmetic number, because the mean of its divisors is an integer number (4806536670).

Almost surely, 2^42723384430 is an apocalyptic number.

42723384430 is a deficient number, since it is larger than the sum of its proper divisors (34181202290).

42723384430 is a wasteful number, since it uses less digits than its factorization.

42723384430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138603.

The product of its (nonzero) digits is 387072, while the sum is 40.

The spelling of 42723384430 in words is "forty-two billion, seven hundred twenty-three million, three hundred eighty-four thousand, four hundred thirty".