864541867484 has 12 divisors (see below), whose sum is σ = 1512955526208. Its totient is φ = 432268860000.

The previous prime is 864541867331. The next prime is 864541867499. The reversal of 864541867484 is 484768145468.

It is a super-3 number, since 3×864541867484³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 864541867484.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 782069 + ... + 1529939.

It is an arithmetic number, because the mean of its divisors is an integer number (126079627184).

Almost surely, 2^864541867484 is an apocalyptic number.

It is an amenable number.

864541867484 is a deficient number, since it is larger than the sum of its proper divisors (648413658724).

864541867484 is a wasteful number, since it uses less digits than its factorization.

864541867484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036876 (or 1036874 counting only the distinct ones).

The product of its digits is 165150720, while the sum is 65.

The spelling of 864541867484 in words is "eight hundred sixty-four billion, five hundred forty-one million, eight hundred sixty-seven thousand, four hundred eighty-four".