40426220430 has 48 divisors (see below), whose sum is σ = 105119642160. Its totient is φ = 10779149184.

The previous prime is 40426220381. The next prime is 40426220449. The reversal of 40426220430 is 3402262404.

40426220430 is a `hidden beast` number, since 4 + 0 + 4 + 2 + 6 + 220 + 430 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 40426220394 and 40426220403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1079866 + ... + 1116674.

It is an arithmetic number, because the mean of its divisors is an integer number (2189992545).

Almost surely, 2^40426220430 is an apocalyptic number.

40426220430 is an abundant number, since it is smaller than the sum of its proper divisors (64693421730).

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

40426220430 is a wasteful number, since it uses less digits than its factorization.

40426220430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49025 (or 49022 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 40426220430 its reverse (3402262404), we get a palindrome (43828482834).

The spelling of 40426220430 in words is "forty billion, four hundred twenty-six million, two hundred twenty thousand, four hundred thirty".