406733064540 has 96 divisors (see below), whose sum is σ = 1242494346240. Its totient is φ = 98593248000.

The previous prime is 406733064533. The next prime is 406733064541. The reversal of 406733064540 is 45460337604.

406733064540 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 406733064492 and 406733064501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406733064541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10586365 + ... + 10624715.

It is an arithmetic number, because the mean of its divisors is an integer number (12942649440).

Almost surely, 2^406733064540 is an apocalyptic number.

It is an amenable number.

406733064540 is an abundant number, since it is smaller than the sum of its proper divisors (835761281700).

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

406733064540 is a wasteful number, since it uses less digits than its factorization.

406733064540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54443 (or 54441 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 42.

The spelling of 406733064540 in words is "four hundred six billion, seven hundred thirty-three million, sixty-four thousand, five hundred forty".