6645567150 has 36 divisors (see below), whose sum is σ = 17854424952. Its totient is φ = 1772151120.

The previous prime is 6645567143. The next prime is 6645567157. The reversal of 6645567150 is 517655466.

It is an interprime number because it is at equal distance from previous prime (6645567143) and next prime (6645567157).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 6645567096 and 6645567105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6645567157) 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 17 ways as a sum of consecutive naturals, for example, 7383514 + ... + 7384413.

Almost surely, 2^6645567150 is an apocalyptic number.

6645567150 is an abundant number, since it is smaller than the sum of its proper divisors (11208857802).

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

6645567150 is a wasteful number, since it uses less digits than its factorization.

6645567150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14767945 (or 14767937 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 45.

The square root of 6645567150 is about 81520.3480733491. The cubic root of 6645567150 is about 1880.0844188364.

The spelling of 6645567150 in words is "six billion, six hundred forty-five million, five hundred sixty-seven thousand, one hundred fifty".