66355150 has 24 divisors (see below), whose sum is σ = 123634944. Its totient is φ = 26496000.

The previous prime is 66355147. The next prime is 66355153. The reversal of 66355150 is 5155366.

It is an interprime number because it is at equal distance from previous prime (66355147) and next prime (66355153).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66355153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56974 + ... + 58126.

It is an arithmetic number, because the mean of its divisors is an integer number (5151456).

Almost surely, 2^66355150 is an apocalyptic number.

66355150 is a deficient number, since it is larger than the sum of its proper divisors (57279794).

66355150 is a wasteful number, since it uses less digits than its factorization.

66355150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2316 (or 2311 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 66355150 is about 8145.8670502286. The cubic root of 66355150 is about 404.8475776578.

It can be divided in two parts, 66 and 355150, that added together give a square (355216 = 596²).

The spelling of 66355150 in words is "sixty-six million, three hundred fifty-five thousand, one hundred fifty".