802543587864 has 64 divisors (see below), whose sum is σ = 2011193408640. Its totient is φ = 266870453760.

The previous prime is 802543587829. The next prime is 802543587869. The reversal of 802543587864 is 468785345208.

802543587864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 802543587798 and 802543587807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (802543587869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27110079 + ... + 27139665.

It is an arithmetic number, because the mean of its divisors is an integer number (31424897010).

Almost surely, 2^802543587864 is an apocalyptic number.

It is an amenable number.

802543587864 is an abundant number, since it is smaller than the sum of its proper divisors (1208649820776).

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

802543587864 is a wasteful number, since it uses less digits than its factorization.

802543587864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32280 (or 32276 counting only the distinct ones).

The product of its (nonzero) digits is 51609600, while the sum is 60.

The spelling of 802543587864 in words is "eight hundred two billion, five hundred forty-three million, five hundred eighty-seven thousand, eight hundred sixty-four".