985115010 has 64 divisors (see below), whose sum is σ = 2648951424. Its totient is φ = 232358400.

The previous prime is 985114987. The next prime is 985115017. The reversal of 985115010 is 10511589.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (985115017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28131 + ... + 52550.

It is an arithmetic number, because the mean of its divisors is an integer number (41389866).

Almost surely, 2^985115010 is an apocalyptic number.

985115010 is an abundant number, since it is smaller than the sum of its proper divisors (1663836414).

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

985115010 is a wasteful number, since it uses less digits than its factorization.

985115010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80739.

The product of its (nonzero) digits is 1800, while the sum is 30.

The square root of 985115010 is about 31386.5418611226. The cubic root of 985115010 is about 995.0135129433.

Adding to 985115010 its reverse (10511589), we get a palindrome (995626599).

The spelling of 985115010 in words is "nine hundred eighty-five million, one hundred fifteen thousand, ten".