66700670001039 has 24 divisors (see below), whose sum is σ = 97557820279920. Its totient is φ = 43908107638272.

The previous prime is 66700670001037. The next prime is 66700670001041. The reversal of 66700670001039 is 93010007600766.

It is an interprime number because it is at equal distance from previous prime (66700670001037) and next prime (66700670001041).

It is not a de Polignac number, because 66700670001039 - 2¹ = 66700670001037 is a prime.

It is a super-2 number, since 2×66700670001039² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 66700670000985 and 66700670001003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66700670001037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22223484 + ... + 25045649.

It is an arithmetic number, because the mean of its divisors is an integer number (4064909178330).

Almost surely, 2^{66700670001039} is an apocalyptic number.

66700670001039 is a deficient number, since it is larger than the sum of its proper divisors (30857150278881).

66700670001039 is a wasteful number, since it uses less digits than its factorization.

66700670001039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47271111 (or 47271108 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The spelling of 66700670001039 in words is "sixty-six trillion, seven hundred billion, six hundred seventy million, one thousand, thirty-nine".