40841478832686 has 48 divisors (see below), whose sum is σ = 97040630589696. Its totient is φ = 11420717481264.

The previous prime is 40841478832681. The next prime is 40841478832711. The reversal of 40841478832686 is 68623887414804.

It is a self number, because there is not a number n which added to its sum of digits gives 40841478832686.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40841478832681) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1477822296 + ... + 1477849931.

It is an arithmetic number, because the mean of its divisors is an integer number (2021679803952).

Almost surely, 2^{40841478832686} is an apocalyptic number.

40841478832686 is an abundant number, since it is smaller than the sum of its proper divisors (56199151757010).

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

40841478832686 is a wasteful number, since it uses less digits than its factorization.

40841478832686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2955672293 (or 2955672286 counting only the distinct ones).

The product of its (nonzero) digits is 396361728, while the sum is 69.

The spelling of 40841478832686 in words is "forty trillion, eight hundred forty-one billion, four hundred seventy-eight million, eight hundred thirty-two thousand, six hundred eighty-six".