66310530436 has 24 divisors (see below), whose sum is σ = 117996308864. Its totient is φ = 32597765280.

The previous prime is 66310530421. The next prime is 66310530449. The reversal of 66310530436 is 63403501366.

It is a junction number, because it is equal to n+sod(n) for n = 66310530395 and 66310530404.

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 7 ways as a sum of consecutive naturals, for example, 524431 + ... + 638473.

Almost surely, 2^66310530436 is an apocalyptic number.

It is an amenable number.

66310530436 is a deficient number, since it is larger than the sum of its proper divisors (51685778428).

66310530436 is a wasteful number, since it uses less digits than its factorization.

66310530436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116491 (or 116489 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 37.

The spelling of 66310530436 in words is "sixty-six billion, three hundred ten million, five hundred thirty thousand, four hundred thirty-six".