1087447547824 has 20 divisors (see below), whose sum is σ = 2298468681000. Its totient is φ = 494294339840.

The previous prime is 1087447547801. The next prime is 1087447547827. The reversal of 1087447547824 is 4287457447801.

It is not an unprimeable number, because it can be changed into a prime (1087447547827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3089339449 + ... + 3089339800.

It is an arithmetic number, because the mean of its divisors is an integer number (114923434050).

Almost surely, 2^{1087447547824} is an apocalyptic number.

It is an amenable number.

1087447547824 is an abundant number, since it is smaller than the sum of its proper divisors (1211021133176).

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

1087447547824 is a wasteful number, since it uses less digits than its factorization.

1087447547824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6178679268 (or 6178679262 counting only the distinct ones).

The product of its (nonzero) digits is 56197120, while the sum is 61.

The spelling of 1087447547824 in words is "one trillion, eighty-seven billion, four hundred forty-seven million, five hundred forty-seven thousand, eight hundred twenty-four".