411816540 has 48 divisors (see below), whose sum is σ = 1154351520. Its totient is φ = 109697280.

The previous prime is 411816539. The next prime is 411816563. The reversal of 411816540 is 45618114.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 411816498 and 411816507.

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, 60426 + ... + 66894.

It is an arithmetic number, because the mean of its divisors is an integer number (24048990).

Almost surely, 2^411816540 is an apocalyptic number.

It is an amenable number.

411816540 is an abundant number, since it is smaller than the sum of its proper divisors (742534980).

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

411816540 is a wasteful number, since it uses less digits than its factorization.

411816540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7542 (or 7540 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 411816540 is about 20293.2634142466. The cubic root of 411816540 is about 743.9914223199.

The spelling of 411816540 in words is "four hundred eleven million, eight hundred sixteen thousand, five hundred forty".