6551665150 has 48 divisors (see below), whose sum is σ = 12258880560. Its totient is φ = 2605075200.

The previous prime is 6551665093. The next prime is 6551665163. The reversal of 6551665150 is 515661556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11514066 + ... + 11514634.

It is an arithmetic number, because the mean of its divisors is an integer number (255393345).

Almost surely, 2^6551665150 is an apocalyptic number.

6551665150 is a deficient number, since it is larger than the sum of its proper divisors (5707215410).

6551665150 is a wasteful number, since it uses less digits than its factorization.

6551665150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549 (or 1544 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 40.

The square root of 6551665150 is about 80942.3569585171. The cubic root of 6551665150 is about 1871.1871697551.

The spelling of 6551665150 in words is "six billion, five hundred fifty-one million, six hundred sixty-five thousand, one hundred fifty".