40122566462 has 32 divisors (see below), whose sum is σ = 67289388768. Its totient is φ = 17784000000.

The previous prime is 40122566461. The next prime is 40122566489. The reversal of 40122566462 is 26466522104.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40122566461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2047712 + ... + 2067212.

It is an arithmetic number, because the mean of its divisors is an integer number (2102793399).

Almost surely, 2^40122566462 is an apocalyptic number.

40122566462 is a deficient number, since it is larger than the sum of its proper divisors (27166822306).

40122566462 is a wasteful number, since it uses less digits than its factorization.

40122566462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21836.

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 40122566462 in words is "forty billion, one hundred twenty-two million, five hundred sixty-six thousand, four hundred sixty-two".