85725401700 has 72 divisors (see below), whose sum is σ = 248204127808. Its totient is φ = 22844257920.

The previous prime is 85725401681. The next prime is 85725401777. The reversal of 85725401700 is 710452758.

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, 337569 + ... + 534231.

Almost surely, 2^85725401700 is an apocalyptic number.

It is an amenable number.

85725401700 is an abundant number, since it is smaller than the sum of its proper divisors (162478726108).

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

85725401700 is a wasteful number, since it uses less digits than its factorization.

85725401700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198133 (or 198126 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 39.

The spelling of 85725401700 in words is "eighty-five billion, seven hundred twenty-five million, four hundred one thousand, seven hundred".