40234022430 has 64 divisors (see below), whose sum is σ = 111017088000. Its totient is φ = 9141272064.

The previous prime is 40234022419. The next prime is 40234022443. The reversal of 40234022430 is 3422043204.

40234022430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40234022430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 538555 + ... + 608694.

It is an arithmetic number, because the mean of its divisors is an integer number (1734642000).

Almost surely, 2^40234022430 is an apocalyptic number.

40234022430 is an abundant number, since it is smaller than the sum of its proper divisors (70783065570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40234022430 is a wasteful number, since it uses less digits than its factorization.

40234022430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147433.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 40234022430 its reverse (3422043204), we get a palindrome (43656065634).

The spelling of 40234022430 in words is "forty billion, two hundred thirty-four million, twenty-two thousand, four hundred thirty".