40633597166 has 16 divisors (see below), whose sum is σ = 64540430640. Its totient is φ = 19120295040.

The previous prime is 40633597159. The next prime is 40633597171. The reversal of 40633597166 is 66179533604.

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, 542165 + ... + 612543.

It is an arithmetic number, because the mean of its divisors is an integer number (4033776915).

Almost surely, 2^40633597166 is an apocalyptic number.

40633597166 is a deficient number, since it is larger than the sum of its proper divisors (23906833474).

40633597166 is a wasteful number, since it uses less digits than its factorization.

40633597166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87379.

The product of its (nonzero) digits is 2449440, while the sum is 50.

The spelling of 40633597166 in words is "forty billion, six hundred thirty-three million, five hundred ninety-seven thousand, one hundred sixty-six".