66933708849084 has 192 divisors, whose sum is σ = 208137832906752. Its totient is φ = 16223895283200.

The previous prime is 66933708849037. The next prime is 66933708849103. The reversal of 66933708849084 is 48094880733966.

It is a junction number, because it is equal to n+sod(n) for n = 66933708848997 and 66933708849015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 37537512 + ... + 39280175.

It is an arithmetic number, because the mean of its divisors is an integer number (1084051213056).

Almost surely, 2^{66933708849084} is an apocalyptic number.

It is an amenable number.

66933708849084 is an abundant number, since it is smaller than the sum of its proper divisors (141204124057668).

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

66933708849084 is a wasteful number, since it uses less digits than its factorization.

66933708849084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76817776 (or 76817774 counting only the distinct ones).

The product of its (nonzero) digits is 1504935936, while the sum is 75.

The spelling of 66933708849084 in words is "sixty-six trillion, nine hundred thirty-three billion, seven hundred eight million, eight hundred forty-nine thousand, eighty-four".