40466768386 has 32 divisors (see below), whose sum is σ = 66749679360. Its totient is φ = 18246902400.

The previous prime is 40466768359. The next prime is 40466768393. The reversal of 40466768386 is 68386766404.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 40466768386.

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, 1616215 + ... + 1641061.

It is an arithmetic number, because the mean of its divisors is an integer number (2085927480).

Almost surely, 2^40466768386 is an apocalyptic number.

40466768386 is a deficient number, since it is larger than the sum of its proper divisors (26282910974).

40466768386 is a wasteful number, since it uses less digits than its factorization.

40466768386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25450.

The product of its (nonzero) digits is 27869184, while the sum is 58.

The spelling of 40466768386 in words is "forty billion, four hundred sixty-six million, seven hundred sixty-eight thousand, three hundred eighty-six".