9609615090 has 32 divisors (see below), whose sum is σ = 25625640960. Its totient is φ = 2562563952.

The previous prime is 9609615013. The next prime is 9609615091. The reversal of 9609615090 is 905169069.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9609615091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17795314 + ... + 17795853.

It is an arithmetic number, because the mean of its divisors is an integer number (800801280).

Almost surely, 2^9609615090 is an apocalyptic number.

9609615090 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

9609615090 is an abundant number, since it is smaller than the sum of its proper divisors (16016025870).

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

9609615090 is a wasteful number, since it uses less digits than its factorization.

9609615090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35591183 (or 35591177 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 45.

The square root of 9609615090 is about 98028.6442321835. The cubic root of 9609615090 is about 2126.0264542314.

The spelling of 9609615090 in words is "nine billion, six hundred nine million, six hundred fifteen thousand, ninety".