66037610487683 has 8 divisors (see below), whose sum is σ = 67291004751696. Its totient is φ = 64784490357600.

The previous prime is 66037610487679. The next prime is 66037610487691. The reversal of 66037610487683 is 38678401673066.

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

It is a cyclic number.

It is not a de Polignac number, because 66037610487683 - 2² = 66037610487679 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66037610457683) 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, 68047088 + ... + 69010733.

It is an arithmetic number, because the mean of its divisors is an integer number (8411375593962).

Almost surely, 2^{66037610487683} is an apocalyptic number.

66037610487683 is a deficient number, since it is larger than the sum of its proper divisors (1253394264013).

66037610487683 is a wasteful number, since it uses less digits than its factorization.

66037610487683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137066965.

The product of its (nonzero) digits is 146313216, while the sum is 65.

The spelling of 66037610487683 in words is "sixty-six trillion, thirty-seven billion, six hundred ten million, four hundred eighty-seven thousand, six hundred eighty-three".