8552345472 has 640 divisors, whose sum is σ = 29857766400. Its totient is φ = 2405376000.

The previous prime is 8552345419. The next prime is 8552345491. The reversal of 8552345472 is 2745432558.

8552345472 is a `hidden beast` number, since 8 + 5 + 523 + 4 + 54 + 72 = 666.

It is a super-2 number, since 2×8552345472² (a number of 21 digits) contains 22 as substring.

Its product of digits (1344000) is a multiple of the sum of its prime factors (168).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 144954979 + ... + 144955037.

It is an arithmetic number, because the mean of its divisors is an integer number (46652760).

Almost surely, 2^8552345472 is an apocalyptic number.

8552345472 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8552345472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14928883200).

8552345472 is an abundant number, since it is smaller than the sum of its proper divisors (21305420928).

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

8552345472 is a wasteful number, since it uses less digits than its factorization.

8552345472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168 (or 147 counting only the distinct ones).

The product of its digits is 1344000, while the sum is 45.

The square root of 8552345472 is about 92478.8920348855. The cubic root of 8552345472 is about 2045.0083170693.

The spelling of 8552345472 in words is "eight billion, five hundred fifty-two million, three hundred forty-five thousand, four hundred seventy-two".