8534131700 has 72 divisors (see below), whose sum is σ = 19114922400. Its totient is φ = 3305554560.

The previous prime is 8534131691. The next prime is 8534131717. The reversal of 8534131700 is 71314358.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 384506 + ... + 406094.

Almost surely, 2^8534131700 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 8534131700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9557461200).

8534131700 is an abundant number, since it is smaller than the sum of its proper divisors (10580790700).

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

8534131700 is a wasteful number, since it uses less digits than its factorization.

8534131700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21729 (or 21722 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 8534131700 is about 92380.3642556144. The cubic root of 8534131700 is about 2043.5555464691. Note that the first 4 decimals are identical.

The spelling of 8534131700 in words is "eight billion, five hundred thirty-four million, one hundred thirty-one thousand, seven hundred".