66495462 has 32 divisors (see below), whose sum is σ = 145411200. Its totient is φ = 20104320.

The previous prime is 66495439. The next prime is 66495493. The reversal of 66495462 is 26459466.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 38289 + ... + 39987.

It is an arithmetic number, because the mean of its divisors is an integer number (4544100).

Almost surely, 2^66495462 is an apocalyptic number.

66495462 is an abundant number, since it is smaller than the sum of its proper divisors (78915738).

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

66495462 is a wasteful number, since it uses less digits than its factorization.

66495462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2308.

The product of its digits is 311040, while the sum is 42.

The square root of 66495462 is about 8154.4749677708. The cubic root of 66495462 is about 405.1327350324.

The spelling of 66495462 in words is "sixty-six million, four hundred ninety-five thousand, four hundred sixty-two".