60666690282871 has 4 divisors (see below), whose sum is σ = 60667560787312. Its totient is φ = 60665819778432.

The previous prime is 60666690282799. The next prime is 60666690282893. The reversal of 60666690282871 is 17828209666606.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 60666690282871 - 2²³ = 60666681894263 is a prime.

It is a super-2 number, since 2×60666690282871² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 60666690282797 and 60666690282806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60666690282371) 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, 435147675 + ... + 435287068.

It is an arithmetic number, because the mean of its divisors is an integer number (15166890196828).

Almost surely, 2^{60666690282871} is an apocalyptic number.

60666690282871 is a deficient number, since it is larger than the sum of its proper divisors (870504441).

60666690282871 is an equidigital number, since it uses as much as digits as its factorization.

60666690282871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870504440.

The product of its (nonzero) digits is 125411328, while the sum is 67.

The spelling of 60666690282871 in words is "sixty trillion, six hundred sixty-six billion, six hundred ninety million, two hundred eighty-two thousand, eight hundred seventy-one".