66526151141 has 4 divisors (see below), whose sum is σ = 67368254400. Its totient is φ = 65684047884.

The previous prime is 66526151129. The next prime is 66526151149. The reversal of 66526151141 is 14115162566.

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 66526151141 - 2⁶ = 66526151077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66526151095 and 66526151104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66526151149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421051511 + ... + 421051668.

It is an arithmetic number, because the mean of its divisors is an integer number (16842063600).

Almost surely, 2^66526151141 is an apocalyptic number.

It is an amenable number.

66526151141 is a deficient number, since it is larger than the sum of its proper divisors (842103259).

66526151141 is an equidigital number, since it uses as much as digits as its factorization.

66526151141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842103258.

The product of its digits is 43200, while the sum is 38.

The spelling of 66526151141 in words is "sixty-six billion, five hundred twenty-six million, one hundred fifty-one thousand, one hundred forty-one".