6534264556512 has 576 divisors, whose sum is σ = 23771054361600. Its totient is φ = 1687783910400.

The previous prime is 6534264556459. The next prime is 6534264556621. The reversal of 6534264556512 is 2156554624356.

6534264556512 is a `hidden beast` number, since 6 + 5 + 3 + 4 + 2 + 64 + 5 + 565 + 12 = 666.

It is a super-2 number, since 2×6534264556512² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 196662333 + ... + 196695555.

It is an arithmetic number, because the mean of its divisors is an integer number (41269191600).

Almost surely, 2^{6534264556512} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6534264556512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11885527180800).

6534264556512 is an abundant number, since it is smaller than the sum of its proper divisors (17236789805088).

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

6534264556512 is a wasteful number, since it uses less digits than its factorization.

6534264556512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33452 (or 33427 counting only the distinct ones).

The product of its digits is 25920000, while the sum is 54.

The spelling of 6534264556512 in words is "six trillion, five hundred thirty-four billion, two hundred sixty-four million, five hundred fifty-six thousand, five hundred twelve".