85757828830 has 8 divisors (see below), whose sum is σ = 154364091912. Its totient is φ = 34303131528.

The previous prime is 85757828797. The next prime is 85757828831. The reversal of 85757828830 is 3882875758.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85757828831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4287891432 + ... + 4287891451.

It is an arithmetic number, because the mean of its divisors is an integer number (19295511489).

Almost surely, 2^85757828830 is an apocalyptic number.

85757828830 is a deficient number, since it is larger than the sum of its proper divisors (68606263082).

85757828830 is a wasteful number, since it uses less digits than its factorization.

85757828830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8575782890.

The product of its (nonzero) digits is 30105600, while the sum is 61.

The spelling of 85757828830 in words is "eighty-five billion, seven hundred fifty-seven million, eight hundred twenty-eight thousand, eight hundred thirty".