66611024484 has 24 divisors (see below), whose sum is σ = 155429961120. Its totient is φ = 22203069504.

The previous prime is 66611024479. The next prime is 66611024489. The reversal of 66611024484 is 48442011666.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (66611024479) and next prime (66611024489).

It is not an unprimeable number, because it can be changed into a prime (66611024489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 705072 + ... + 793944.

It is an arithmetic number, because the mean of its divisors is an integer number (6476248380).

Almost surely, 2^66611024484 is an apocalyptic number.

It is an amenable number.

66611024484 is an abundant number, since it is smaller than the sum of its proper divisors (88818936636).

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

66611024484 is a wasteful number, since it uses less digits than its factorization.

66611024484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151339 (or 151337 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The spelling of 66611024484 in words is "sixty-six billion, six hundred eleven million, twenty-four thousand, four hundred eighty-four".