66463354 has 8 divisors (see below), whose sum is σ = 99756468. Its totient is φ = 33211200.

The previous prime is 66463289. The next prime is 66463379. The reversal of 66463354 is 45336466.

It can be written as a sum of positive squares in 2 ways, for example, as 64432729 + 2030625 = 8027^2 + 1425^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5797 + ... + 12904.

Almost surely, 2^66463354 is an apocalyptic number.

66463354 is a deficient number, since it is larger than the sum of its proper divisors (33293114).

66463354 is a wasteful number, since it uses less digits than its factorization.

66463354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20480.

The product of its digits is 155520, while the sum is 37.

The square root of 66463354 is about 8152.5059950913. The cubic root of 66463354 is about 405.0675170676.

It can be divided in two parts, 6646 and 3354, that added together give a 4-th power (10000 = 10⁴).

The spelling of 66463354 in words is "sixty-six million, four hundred sixty-three thousand, three hundred fifty-four".