40245222446 has 16 divisors (see below), whose sum is σ = 70921651248. Its totient is φ = 16886107200.

The previous prime is 40245222397. The next prime is 40245222467. The reversal of 40245222446 is 64422254204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70358495 + ... + 70359066.

It is an arithmetic number, because the mean of its divisors is an integer number (4432603203).

Almost surely, 2^40245222446 is an apocalyptic number.

40245222446 is a deficient number, since it is larger than the sum of its proper divisors (30676428802).

40245222446 is a wasteful number, since it uses less digits than its factorization.

40245222446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140717587.

The product of its (nonzero) digits is 122880, while the sum is 35.

The spelling of 40245222446 in words is "forty billion, two hundred forty-five million, two hundred twenty-two thousand, four hundred forty-six".