406733334040 has 64 divisors (see below), whose sum is σ = 999020252160. Its totient is φ = 147803061120.

The previous prime is 406733334037. The next prime is 406733334079. The reversal of 406733334040 is 40433337604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340857 + ... + 964183.

It is an arithmetic number, because the mean of its divisors is an integer number (15609691440).

Almost surely, 2^406733334040 is an apocalyptic number.

406733334040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

406733334040 is an abundant number, since it is smaller than the sum of its proper divisors (592286918120).

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

406733334040 is a wasteful number, since it uses less digits than its factorization.

406733334040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624832 (or 624828 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 37.

The spelling of 406733334040 in words is "four hundred six billion, seven hundred thirty-three million, three hundred thirty-four thousand, forty".