40403266242 has 32 divisors (see below), whose sum is σ = 81394008192. Its totient is φ = 13370049024.

The previous prime is 40403266219. The next prime is 40403266297. The reversal of 40403266242 is 24266230404.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 773298 + ... + 823890.

It is an arithmetic number, because the mean of its divisors is an integer number (2543562756).

Almost surely, 2^40403266242 is an apocalyptic number.

40403266242 is an abundant number, since it is smaller than the sum of its proper divisors (40990741950).

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

40403266242 is a wasteful number, since it uses less digits than its factorization.

40403266242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51562.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 40403266242 its reverse (24266230404), we get a palindrome (64669496646).

The spelling of 40403266242 in words is "forty billion, four hundred three million, two hundred sixty-six thousand, two hundred forty-two".