40424046426 has 12 divisors (see below), whose sum is σ = 87585433962. Its totient is φ = 13474682136.

The previous prime is 40424046419. The next prime is 40424046427. The reversal of 40424046426 is 62464042404.

40424046426 is a `hidden beast` number, since 4 + 0 + 4 + 2 + 4 + 0 + 4 + 642 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 25381269225 + 15042777201 = 159315^2 + 122649^2 .

It is not an unprimeable number, because it can be changed into a prime (40424046427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1122890161 + ... + 1122890196.

Almost surely, 2^40424046426 is an apocalyptic number.

40424046426 is an abundant number, since it is smaller than the sum of its proper divisors (47161387536).

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

40424046426 is a wasteful number, since it uses less digits than its factorization.

40424046426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245780365 (or 2245780362 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

The spelling of 40424046426 in words is "forty billion, four hundred twenty-four million, forty-six thousand, four hundred twenty-six".