66737000070039 has 16 divisors (see below), whose sum is σ = 95829426000000. Its totient is φ = 41068092240096.

The previous prime is 66737000070029. The next prime is 66737000070047. The reversal of 66737000070039 is 93007000073766.

It is not a de Polignac number, because 66737000070039 - 2⁹ = 66737000069527 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 66737000070039.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66737000070029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15354789 + ... + 19215710.

It is an arithmetic number, because the mean of its divisors is an integer number (5989339125000).

Almost surely, 2^{66737000070039} is an apocalyptic number.

66737000070039 is a deficient number, since it is larger than the sum of its proper divisors (29092425929961).

66737000070039 is a wasteful number, since it uses less digits than its factorization.

66737000070039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34620014.

The product of its (nonzero) digits is 1000188, while the sum is 48.

The spelling of 66737000070039 in words is "sixty-six trillion, seven hundred thirty-seven billion, seventy thousand, thirty-nine".