40741637166 has 24 divisors (see below), whose sum is σ = 89183587584. Its totient is φ = 13440539520.

The previous prime is 40741637161. The next prime is 40741637203. The reversal of 40741637166 is 66173614704.

40741637166 is a `hidden beast` number, since 4 + 0 + 7 + 4 + 1 + 637 + 1 + 6 + 6 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40741637161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11665390 + ... + 11668881.

It is an arithmetic number, because the mean of its divisors is an integer number (3715982816).

Almost surely, 2^40741637166 is an apocalyptic number.

40741637166 is an abundant number, since it is smaller than the sum of its proper divisors (48441950418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40741637166 is a wasteful number, since it uses less digits than its factorization.

40741637166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23334376 (or 23334373 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The spelling of 40741637166 in words is "forty billion, seven hundred forty-one million, six hundred thirty-seven thousand, one hundred sixty-six".