6527774656 has 112 divisors (see below), whose sum is σ = 14753587968. Its totient is φ = 2844057600.

The previous prime is 6527774609. The next prime is 6527774689. The reversal of 6527774656 is 6564777256.

It is a super-2 number, since 2×6527774656² = 85223683919031836672, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6527774597 and 6527774606.

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, 1054386 + ... + 1060558.

It is an arithmetic number, because the mean of its divisors is an integer number (131728464).

Almost surely, 2^6527774656 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 6527774656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7376793984).

6527774656 is an abundant number, since it is smaller than the sum of its proper divisors (8225813312).

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

6527774656 is a wasteful number, since it uses less digits than its factorization.

6527774656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6270 (or 6260 counting only the distinct ones).

The product of its digits is 14817600, while the sum is 55.

The square root of 6527774656 is about 80794.6449710623. The cubic root of 6527774656 is about 1868.9099861673.

The spelling of 6527774656 in words is "six billion, five hundred twenty-seven million, seven hundred seventy-four thousand, six hundred fifty-six".