85498471528 has 32 divisors (see below), whose sum is σ = 162050074560. Its totient is φ = 42287207040.

The previous prime is 85498471519. The next prime is 85498471529. The reversal of 85498471528 is 82517489458.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (85498471529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197701 + ... + 458347.

It is an arithmetic number, because the mean of its divisors is an integer number (5064064830).

Almost surely, 2^85498471528 is an apocalyptic number.

It is an amenable number.

85498471528 is a deficient number, since it is larger than the sum of its proper divisors (76551603032).

85498471528 is a wasteful number, since it uses less digits than its factorization.

85498471528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261097 (or 261093 counting only the distinct ones).

The product of its digits is 25804800, while the sum is 61.

The spelling of 85498471528 in words is "eighty-five billion, four hundred ninety-eight million, four hundred seventy-one thousand, five hundred twenty-eight".