8461916472 has 64 divisors (see below), whose sum is σ = 21901063680. Its totient is φ = 2722781952.

The previous prime is 8461916443. The next prime is 8461916479. The reversal of 8461916472 is 2746191648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8461916479) 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, 30963 + ... + 133725.

It is an arithmetic number, because the mean of its divisors is an integer number (342204120).

Almost surely, 2^8461916472 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 8461916472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10950531840).

8461916472 is an abundant number, since it is smaller than the sum of its proper divisors (13439147208).

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

8461916472 is a wasteful number, since it uses less digits than its factorization.

8461916472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102892 (or 102888 counting only the distinct ones).

The product of its digits is 580608, while the sum is 48.

The square root of 8461916472 is about 91988.6757813156. The cubic root of 8461916472 is about 2037.7750694509.

The spelling of 8461916472 in words is "eight billion, four hundred sixty-one million, nine hundred sixteen thousand, four hundred seventy-two".