6550022646 has 24 divisors (see below), whose sum is σ = 14938648920. Its totient is φ = 2068428096.

The previous prime is 6550022629. The next prime is 6550022669. The reversal of 6550022646 is 6462200556.

6550022646 is a `hidden beast` number, since 6 + 5 + 5 + 0 + 0 + 2 + 2 + 646 = 666.

It is a super-2 number, since 2×6550022646² = 85805593326225682632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6550022646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9575715 + ... + 9576398.

It is an arithmetic number, because the mean of its divisors is an integer number (622443705).

Almost surely, 2^6550022646 is an apocalyptic number.

6550022646 is an abundant number, since it is smaller than the sum of its proper divisors (8388626274).

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

6550022646 is a wasteful number, since it uses less digits than its factorization.

6550022646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19152140 (or 19152137 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 6550022646 is about 80932.2101885275. The cubic root of 6550022646 is about 1871.0307876643.

The spelling of 6550022646 in words is "six billion, five hundred fifty million, twenty-two thousand, six hundred forty-six".