6006660001057 has 4 divisors (see below), whose sum is σ = 6213786208020. Its totient is φ = 5799533794096.

The previous prime is 6006660001033. The next prime is 6006660001073. The reversal of 6006660001057 is 7501000666006.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1474534204416 + 4532125796641 = 1214304^2 + 2128879^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6006660001057 is a prime.

It is a super-2 number, since 2×6006660001057² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6006660007057) 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, 103563103438 + ... + 103563103495.

It is an arithmetic number, because the mean of its divisors is an integer number (1553446552005).

Almost surely, 2^{6006660001057} is an apocalyptic number.

It is an amenable number.

6006660001057 is a deficient number, since it is larger than the sum of its proper divisors (207126206963).

6006660001057 is a wasteful number, since it uses less digits than its factorization.

6006660001057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207126206962.

The product of its (nonzero) digits is 45360, while the sum is 37.

The spelling of 6006660001057 in words is "six trillion, six billion, six hundred sixty million, one thousand, fifty-seven".