7525666231216 has 80 divisors (see below), whose sum is σ = 16784015754240. Its totient is φ = 3202098566400.

The previous prime is 7525666231183. The next prime is 7525666231231. The reversal of 7525666231216 is 6121326665257.

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, 15262941 + ... + 15748291.

It is an arithmetic number, because the mean of its divisors is an integer number (209800196928).

Almost surely, 2^{7525666231216} 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 7525666231216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8392007877120).

7525666231216 is an abundant number, since it is smaller than the sum of its proper divisors (9258349523024).

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

7525666231216 is a wasteful number, since it uses less digits than its factorization.

7525666231216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486362 (or 486356 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 52.

The spelling of 7525666231216 in words is "seven trillion, five hundred twenty-five billion, six hundred sixty-six million, two hundred thirty-one thousand, two hundred sixteen".