8525248409240 has 64 divisors (see below), whose sum is σ = 19303423200000. Its totient is φ = 3388487582592.

The previous prime is 8525248409221. The next prime is 8525248409329. The reversal of 8525248409240 is 429048425258.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32462699 + ... + 32724261.

It is an arithmetic number, because the mean of its divisors is an integer number (301615987500).

Almost surely, 2^{8525248409240} is an apocalyptic number.

It is an amenable number.

8525248409240 is an abundant number, since it is smaller than the sum of its proper divisors (10778174790760).

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

8525248409240 is a wasteful number, since it uses less digits than its factorization.

8525248409240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266736 (or 266732 counting only the distinct ones).

The product of its (nonzero) digits is 7372800, while the sum is 53.

The spelling of 8525248409240 in words is "eight trillion, five hundred twenty-five billion, two hundred forty-eight million, four hundred nine thousand, two hundred forty".