87281333035566 has 32 divisors (see below), whose sum is σ = 175095008638368. Its totient is φ = 29005068072960.

The previous prime is 87281333035517. The next prime is 87281333035573. The reversal of 87281333035566 is 66553033318278.

87281333035566 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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, 22988136 + ... + 26514468.

It is an arithmetic number, because the mean of its divisors is an integer number (5471719019949).

Almost surely, 2^{87281333035566} is an apocalyptic number.

87281333035566 is an abundant number, since it is smaller than the sum of its proper divisors (87813675602802).

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

87281333035566 is a wasteful number, since it uses less digits than its factorization.

87281333035566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3538916.

The product of its (nonzero) digits is 65318400, while the sum is 60.

The spelling of 87281333035566 in words is "eighty-seven trillion, two hundred eighty-one billion, three hundred thirty-three million, thirty-five thousand, five hundred sixty-six".