66014325 has 48 divisors (see below), whose sum is σ = 130616640. Its totient is φ = 32495040.

The previous prime is 66014323. The next prime is 66014339. The reversal of 66014325 is 52341066.

It is not a de Polignac number, because 66014325 - 2¹ = 66014323 is a prime.

It is a super-2 number, since 2×66014325² = 8715782210411250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66014323) 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 47 ways as a sum of consecutive naturals, for example, 5014 + ... + 12536.

It is an arithmetic number, because the mean of its divisors is an integer number (2721180).

Almost surely, 2^66014325 is an apocalyptic number.

66014325 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

66014325 is a deficient number, since it is larger than the sum of its proper divisors (64602315).

66014325 is a wasteful number, since it uses less digits than its factorization.

66014325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7555 (or 7544 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 66014325 is about 8124.9199996061. The cubic root of 66014325 is about 404.1532377064.

The spelling of 66014325 in words is "sixty-six million, fourteen thousand, three hundred twenty-five".