66059792701 has 4 divisors (see below), whose sum is σ = 75496905952. Its totient is φ = 56622679452.

The previous prime is 66059792683. The next prime is 66059792717. The reversal of 66059792701 is 10729795066.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 66059792701 - 2¹⁵ = 66059759933 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 (66059792731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4718556615 + ... + 4718556628.

It is an arithmetic number, because the mean of its divisors is an integer number (18874226488).

Almost surely, 2^66059792701 is an apocalyptic number.

It is an amenable number.

66059792701 is a deficient number, since it is larger than the sum of its proper divisors (9437113251).

66059792701 is an equidigital number, since it uses as much as digits as its factorization.

66059792701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9437113250.

The product of its (nonzero) digits is 1428840, while the sum is 52.

The spelling of 66059792701 in words is "sixty-six billion, fifty-nine million, seven hundred ninety-two thousand, seven hundred one".