40406220662 has 16 divisors (see below), whose sum is σ = 61163996832. Its totient is φ = 20018328960.

The previous prime is 40406220649. The next prime is 40406220671. The reversal of 40406220662 is 26602260404.

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, 784343 + ... + 834269.

It is an arithmetic number, because the mean of its divisors is an integer number (3822749802).

Almost surely, 2^40406220662 is an apocalyptic number.

40406220662 is a deficient number, since it is larger than the sum of its proper divisors (20757776170).

40406220662 is a wasteful number, since it uses less digits than its factorization.

40406220662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53623.

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 40406220662 in words is "forty billion, four hundred six million, two hundred twenty thousand, six hundred sixty-two".