40213166066 has 16 divisors (see below), whose sum is σ = 61704723456. Its totient is φ = 19646335776.

The previous prime is 40213166057. The next prime is 40213166111. The reversal of 40213166066 is 66066131204.

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, 295331 + ... + 409446.

It is an arithmetic number, because the mean of its divisors is an integer number (3856545216).

Almost surely, 2^40213166066 is an apocalyptic number.

40213166066 is a deficient number, since it is larger than the sum of its proper divisors (21491557390).

40213166066 is a wasteful number, since it uses less digits than its factorization.

40213166066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705433.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 40213166066 in words is "forty billion, two hundred thirteen million, one hundred sixty-six thousand, sixty-six".