66103005584 has 40 divisors (see below), whose sum is σ = 159677393088. Its totient is φ = 25754417280.

The previous prime is 66103005571. The next prime is 66103005763. The reversal of 66103005584 is 48550030166.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26826287 + ... + 26828750.

Almost surely, 2^66103005584 is an apocalyptic number.

It is an amenable number.

66103005584 is an abundant number, since it is smaller than the sum of its proper divisors (93574387504).

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

66103005584 is a wasteful number, since it uses less digits than its factorization.

66103005584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53655063 (or 53655057 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 66103005584 in words is "sixty-six billion, one hundred three million, five thousand, five hundred eighty-four".