9513612240 has 160 divisors (see below), whose sum is σ = 32229937152. Its totient is φ = 2302272000.

The previous prime is 9513612221. The next prime is 9513612253. The reversal of 9513612240 is 422163159.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1662985 + ... + 1668695.

Almost surely, 2^9513612240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9513612240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16114968576).

9513612240 is an abundant number, since it is smaller than the sum of its proper divisors (22716324912).

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

9513612240 is a wasteful number, since it uses less digits than its factorization.

9513612240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6369 (or 6363 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 9513612240 is about 97537.7477697737. The cubic root of 9513612240 is about 2118.9228715989.

Adding to 9513612240 its reverse (422163159), we get a palindrome (9935775399).

The spelling of 9513612240 in words is "nine billion, five hundred thirteen million, six hundred twelve thousand, two hundred forty".