6551405530264 has 32 divisors (see below), whose sum is σ = 14038808555520. Its totient is φ = 2807728743456.

The previous prime is 6551405530237. The next prime is 6551405530291. The reversal of 6551405530264 is 4620355041556.

It is an interprime number because it is at equal distance from previous prime (6551405530237) and next prime (6551405530291).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17324307 + ... + 17698429.

It is an arithmetic number, because the mean of its divisors is an integer number (438712767360).

Almost surely, 2^{6551405530264} is an apocalyptic number.

It is an amenable number.

6551405530264 is an abundant number, since it is smaller than the sum of its proper divisors (7487403025256).

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

6551405530264 is a wasteful number, since it uses less digits than its factorization.

6551405530264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686839 (or 686835 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 46.

The spelling of 6551405530264 in words is "six trillion, five hundred fifty-one billion, four hundred five million, five hundred thirty thousand, two hundred sixty-four".