8532251728456 has 8 divisors (see below), whose sum is σ = 15997971990870. Its totient is φ = 4266125864224.

The previous prime is 8532251728439. The next prime is 8532251728487. The reversal of 8532251728456 is 6548271522358.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7589088328900 + 943163399556 = 2754830^2 + 971166^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 8532251728456.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533265733021 + ... + 533265733036.

Almost surely, 2^{8532251728456} is an apocalyptic number.

It is an amenable number.

8532251728456 is a deficient number, since it is larger than the sum of its proper divisors (7465720262414).

8532251728456 is a wasteful number, since it uses less digits than its factorization.

8532251728456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066531466063 (or 1066531466059 counting only the distinct ones).

The product of its digits is 32256000, while the sum is 58.

The spelling of 8532251728456 in words is "eight trillion, five hundred thirty-two billion, two hundred fifty-one million, seven hundred twenty-eight thousand, four hundred fifty-six".