66736667337037 has 8 divisors (see below), whose sum is σ = 66928744864800. Its totient is φ = 66544594695600.

The previous prime is 66736667337023. The next prime is 66736667337071. The reversal of 66736667337037 is 73073376663766.

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 66736667337037 - 2²⁷ = 66736533119309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66736667337017) 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, 27075162 + ... + 29437012.

It is an arithmetic number, because the mean of its divisors is an integer number (8366093108100).

Almost surely, 2^{66736667337037} is an apocalyptic number.

It is an amenable number.

66736667337037 is a deficient number, since it is larger than the sum of its proper divisors (192077527763).

66736667337037 is a wasteful number, since it uses less digits than its factorization.

66736667337037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2443163.

The product of its (nonzero) digits is 1512284256, while the sum is 70.

The spelling of 66736667337037 in words is "sixty-six trillion, seven hundred thirty-six billion, six hundred sixty-seven million, three hundred thirty-seven thousand, thirty-seven".