411640516 has 48 divisors (see below), whose sum is σ = 873936000. Its totient is φ = 165616128.

The previous prime is 411640513. The next prime is 411640547. The reversal of 411640516 is 615046114.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (411640513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241435 + ... + 243133.

It is an arithmetic number, because the mean of its divisors is an integer number (18207000).

Almost surely, 2^411640516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 411640516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (436968000).

411640516 is an abundant number, since it is smaller than the sum of its proper divisors (462295484).

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

411640516 is a wasteful number, since it uses less digits than its factorization.

411640516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2236 (or 2234 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 411640516 is about 20288.9259449582. The cubic root of 411640516 is about 743.8854050389.

The spelling of 411640516 in words is "four hundred eleven million, six hundred forty thousand, five hundred sixteen".