406425124056 has 128 divisors (see below), whose sum is σ = 1163868134400. Its totient is φ = 115856509440.

The previous prime is 406425124043. The next prime is 406425124099. The reversal of 406425124056 is 650421524604.

It is a super-2 number, since 2×406425124056² (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 31 ways as a sum of consecutive naturals, for example, 237813730 + ... + 237815438.

It is an arithmetic number, because the mean of its divisors is an integer number (9092719800).

Almost surely, 2^406425124056 is an apocalyptic number.

It is an amenable number.

406425124056 is an abundant number, since it is smaller than the sum of its proper divisors (757443010344).

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

406425124056 is a wasteful number, since it uses less digits than its factorization.

406425124056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4129 (or 4125 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 406425124056 in words is "four hundred six billion, four hundred twenty-five million, one hundred twenty-four thousand, fifty-six".