9530531808240 has 160 divisors (see below), whose sum is σ = 29626907167296. Its totient is φ = 2534402867200.

The previous prime is 9530531808211. The next prime is 9530531808253. The reversal of 9530531808240 is 428081350359.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 9530531808240.

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, 386198782 + ... + 386223458.

Almost surely, 2^{9530531808240} 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 9530531808240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14813453583648).

9530531808240 is an abundant number, since it is smaller than the sum of its proper divisors (20096375359056).

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

9530531808240 is a wasteful number, since it uses less digits than its factorization.

9530531808240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29107 (or 29101 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 48.

The spelling of 9530531808240 in words is "nine trillion, five hundred thirty billion, five hundred thirty-one million, eight hundred eight thousand, two hundred forty".