8542705500 has 240 divisors, whose sum is σ = 31853325504. Its totient is φ = 1952553600.

The previous prime is 8542705459. The next prime is 8542705531. The reversal of 8542705500 is 55072458.

It is a happy number.

8542705500 is a `hidden beast` number, since 85 + 4 + 2 + 70 + 5 + 500 = 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 79 ways as a sum of consecutive naturals, for example, 268434 + ... + 298566.

Almost surely, 2^8542705500 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 8542705500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15926662752).

8542705500 is an abundant number, since it is smaller than the sum of its proper divisors (23310620004).

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

8542705500 is a wasteful number, since it uses less digits than its factorization.

8542705500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30171 (or 30150 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The square root of 8542705500 is about 92426.7574893764. The cubic root of 8542705500 is about 2044.2396688825.

Adding to 8542705500 its reverse (55072458), we get a palindrome (8597777958).

The spelling of 8542705500 in words is "eight billion, five hundred forty-two million, seven hundred five thousand, five hundred".