6512367835864 has 64 divisors (see below), whose sum is σ = 13563822120480. Its totient is φ = 2930858128000.

The previous prime is 6512367835829. The next prime is 6512367835871. The reversal of 6512367835864 is 4685387632156.

It is a junction number, because it is equal to n+sod(n) for n = 6512367835796 and 6512367835805.

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, 1952299 + ... + 4103194.

Almost surely, 2^{6512367835864} is an apocalyptic number.

It is an amenable number.

6512367835864 is an abundant number, since it is smaller than the sum of its proper divisors (7051454284616).

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

6512367835864 is a wasteful number, since it uses less digits than its factorization.

6512367835864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6055633 (or 6055607 counting only the distinct ones).

The product of its digits is 174182400, while the sum is 64.

The spelling of 6512367835864 in words is "six trillion, five hundred twelve billion, three hundred sixty-seven million, eight hundred thirty-five thousand, eight hundred sixty-four".