66254010 has 16 divisors (see below), whose sum is σ = 159009696. Its totient is φ = 17667728.

The previous prime is 66253963. The next prime is 66254057. The reversal of 66254010 is 1045266.

It is an interprime number because it is at equal distance from previous prime (66253963) and next prime (66254057).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1104204 + ... + 1104263.

It is an arithmetic number, because the mean of its divisors is an integer number (9938106).

Almost surely, 2^66254010 is an apocalyptic number.

66254010 is an abundant number, since it is smaller than the sum of its proper divisors (92755686).

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

66254010 is a wasteful number, since it uses less digits than its factorization.

66254010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2208477.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 66254010 is about 8139.6566266643. The cubic root of 66254010 is about 404.6417804922.

Adding to 66254010 its reverse (1045266), we get a palindrome (67299276).

The spelling of 66254010 in words is "sixty-six million, two hundred fifty-four thousand, ten".