66670015190001 has 32 divisors (see below), whose sum is σ = 89655970320000. Its totient is φ = 44066874382848.

The previous prime is 66670015189991. The next prime is 66670015190033. The reversal of 66670015190001 is 10009151007666.

66670015190001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 66670015190001 - 2⁶ = 66670015189937 is a prime.

It is a super-2 number, since 2×66670015190001² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (66670015190101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2678681565 + ... + 2678706453.

It is an arithmetic number, because the mean of its divisors is an integer number (2801749072500).

Almost surely, 2^{66670015190001} is an apocalyptic number.

It is an amenable number.

66670015190001 is a deficient number, since it is larger than the sum of its proper divisors (22985955129999).

66670015190001 is a wasteful number, since it uses less digits than its factorization.

66670015190001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39713.

The product of its (nonzero) digits is 68040, while the sum is 42.

Adding to 66670015190001 its reverse (10009151007666), we get a palindrome (76679166197667).

The spelling of 66670015190001 in words is "sixty-six trillion, six hundred seventy billion, fifteen million, one hundred ninety thousand, one".