66054498 has 8 divisors (see below), whose sum is σ = 132109008. Its totient is φ = 22018164.

The previous prime is 66054491. The next prime is 66054533. The reversal of 66054498 is 89445066.

It is a sphenic number, since it is the product of 3 distinct primes.

66054498 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (66054491) 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 3 ways as a sum of consecutive naturals, for example, 5504536 + ... + 5504547.

It is an arithmetic number, because the mean of its divisors is an integer number (16513626).

Almost surely, 2^66054498 is an apocalyptic number.

66054498 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

66054498 is a wasteful number, since it uses less digits than its factorization.

66054498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11009088.

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 66054498 is about 8127.3918325623. The cubic root of 66054498 is about 404.2352035305.

The spelling of 66054498 in words is "sixty-six million, fifty-four thousand, four hundred ninety-eight".