8542264320 has 352 divisors, whose sum is σ = 30885791040. Its totient is φ = 2238382080.

The previous prime is 8542264309. The next prime is 8542264369. The reversal of 8542264320 is 234622458.

8542264320 is a `hidden beast` number, since 8 + 5 + 4 + 2 + 2 + 643 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8432134 + ... + 8433146.

Almost surely, 2^8542264320 is an apocalyptic number.

8542264320 is a gapful number since it is divisible by the number (80) 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 8542264320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15442895520).

8542264320 is an abundant number, since it is smaller than the sum of its proper divisors (22343526720).

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

8542264320 is a wasteful number, since it uses less digits than its factorization.

8542264320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108 (or 1084 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The square root of 8542264320 is about 92424.3708120320. The cubic root of 8542264320 is about 2044.2044773310.

Adding to 8542264320 its reverse (234622458), we get a palindrome (8776886778).

The spelling of 8542264320 in words is "eight billion, five hundred forty-two million, two hundred sixty-four thousand, three hundred twenty".