40462224420646 has 12 divisors (see below), whose sum is σ = 70602452815788. Its totient is φ = 17340953323092.

The previous prime is 40462224420643. The next prime is 40462224420647. The reversal of 40462224420646 is 64602442226404.

It is a junction number, because it is equal to n+sod(n) for n = 40462224420596 and 40462224420605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40462224420643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 206439920416 + ... + 206439920611.

It is an arithmetic number, because the mean of its divisors is an integer number (5883537734649).

Almost surely, 2^{40462224420646} is an apocalyptic number.

40462224420646 is a deficient number, since it is larger than the sum of its proper divisors (30140228395142).

40462224420646 is a wasteful number, since it uses less digits than its factorization.

40462224420646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412879841043 (or 412879841036 counting only the distinct ones).

The product of its (nonzero) digits is 3538944, while the sum is 46.

The spelling of 40462224420646 in words is "forty trillion, four hundred sixty-two billion, two hundred twenty-four million, four hundred twenty thousand, six hundred forty-six".