406771108040 has 64 divisors (see below), whose sum is σ = 1015360920000. Its totient is φ = 145409693440.

The previous prime is 406771108033. The next prime is 406771108109. The reversal of 406771108040 is 40801177604.

It is a junction number, because it is equal to n+sod(n) for n = 406771107985 and 406771108003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7808615 + ... + 7860534.

It is an arithmetic number, because the mean of its divisors is an integer number (15865014375).

Almost surely, 2^406771108040 is an apocalyptic number.

406771108040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

406771108040 is an abundant number, since it is smaller than the sum of its proper divisors (608589811960).

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

406771108040 is a wasteful number, since it uses less digits than its factorization.

406771108040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15669230 (or 15669226 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 38.

The spelling of 406771108040 in words is "four hundred six billion, seven hundred seventy-one million, one hundred eight thousand, forty".