6550665154 has 8 divisors (see below), whose sum is σ = 10719270288. Its totient is φ = 2977575060.

The previous prime is 6550665151. The next prime is 6550665179. The reversal of 6550665154 is 4515660556.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×6550665154² = 85822427919659687432, 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 6550665154.

It is not an unprimeable number, because it can be changed into a prime (6550665151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148878732 + ... + 148878775.

It is an arithmetic number, because the mean of its divisors is an integer number (1339908786).

Almost surely, 2^6550665154 is an apocalyptic number.

6550665154 is a deficient number, since it is larger than the sum of its proper divisors (4168605134).

6550665154 is a wasteful number, since it uses less digits than its factorization.

6550665154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297757520.

The product of its (nonzero) digits is 540000, while the sum is 43.

The square root of 6550665154 is about 80936.1795120081. The cubic root of 6550665154 is about 1871.0919636840.

The spelling of 6550665154 in words is "six billion, five hundred fifty million, six hundred sixty-five thousand, one hundred fifty-four".