413640557826 has 8 divisors (see below), whose sum is σ = 827281115664. Its totient is φ = 137880185940.

The previous prime is 413640557821. The next prime is 413640557839. The reversal of 413640557826 is 628755046314.

It is a sphenic number, since it is the product of 3 distinct primes.

413640557826 is an admirable number.

It is a super-3 number, since 3×413640557826³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (413640557821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34470046480 + ... + 34470046491.

It is an arithmetic number, because the mean of its divisors is an integer number (103410139458).

Almost surely, 2^413640557826 is an apocalyptic number.

413640557826 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

413640557826 is a wasteful number, since it uses less digits than its factorization.

413640557826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68940092976.

The product of its (nonzero) digits is 4838400, while the sum is 51.

The spelling of 413640557826 in words is "four hundred thirteen billion, six hundred forty million, five hundred fifty-seven thousand, eight hundred twenty-six".