40971664160 has 48 divisors (see below), whose sum is σ = 110623496256. Its totient is φ = 14047427328.

The previous prime is 40971664127. The next prime is 40971664177. The reversal of 40971664160 is 6146617904.

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, 18289802 + ... + 18292041.

It is an arithmetic number, because the mean of its divisors is an integer number (2304656172).

Almost surely, 2^40971664160 is an apocalyptic number.

40971664160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40971664160 is an abundant number, since it is smaller than the sum of its proper divisors (69651832096).

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

40971664160 is a wasteful number, since it uses less digits than its factorization.

40971664160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36581865 (or 36581857 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 40971664160 in words is "forty billion, nine hundred seventy-one million, six hundred sixty-four thousand, one hundred sixty".