406611645460 has 48 divisors (see below), whose sum is σ = 855235225152. Its totient is φ = 162387590400.

The previous prime is 406611645449. The next prime is 406611645511. The reversal of 406611645460 is 64546116604.

It is a happy number.

It is a super-2 number, since 2×406611645460² (a number of 24 digits) contains 22 as substring.

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, 36524095 + ... + 36535225.

It is an arithmetic number, because the mean of its divisors is an integer number (17817400524).

Almost surely, 2^406611645460 is an apocalyptic number.

It is an amenable number.

406611645460 is an abundant number, since it is smaller than the sum of its proper divisors (448623579692).

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

406611645460 is a wasteful number, since it uses less digits than its factorization.

406611645460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13864 (or 13862 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 406611645460 in words is "four hundred six billion, six hundred eleven million, six hundred forty-five thousand, four hundred sixty".