40400244242222 has 8 divisors (see below), whose sum is σ = 60600432693672. Its totient is φ = 20200100011000.

The previous prime is 40400244242203. The next prime is 40400244242291. The reversal of 40400244242222 is 22224244200404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8667929 + ... + 12487332.

It is an arithmetic number, because the mean of its divisors is an integer number (7575054086709).

Almost surely, 2^{40400244242222} is an apocalyptic number.

40400244242222 is a deficient number, since it is larger than the sum of its proper divisors (20200188451450).

40400244242222 is a wasteful number, since it uses less digits than its factorization.

40400244242222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22110114.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 40400244242222 its reverse (22224244200404), we get a palindrome (62624488442626).

The spelling of 40400244242222 in words is "forty trillion, four hundred billion, two hundred forty-four million, two hundred forty-two thousand, two hundred twenty-two".