66524251051275 has 12 divisors (see below), whose sum is σ = 109986761738232. Its totient is φ = 35479600560640.

The previous prime is 66524251051231. The next prime is 66524251051289. The reversal of 66524251051275 is 57215015242566.

It is not a de Polignac number, because 66524251051275 - 2⁸ = 66524251051019 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 443495006934 + ... + 443495007083.

It is an arithmetic number, because the mean of its divisors is an integer number (9165563478186).

Almost surely, 2^{66524251051275} is an apocalyptic number.

66524251051275 is a deficient number, since it is larger than the sum of its proper divisors (43462510686957).

66524251051275 is a wasteful number, since it uses less digits than its factorization.

66524251051275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886990014030 (or 886990014025 counting only the distinct ones).

The product of its (nonzero) digits is 5040000, while the sum is 51.

The spelling of 66524251051275 in words is "sixty-six trillion, five hundred twenty-four billion, two hundred fifty-one million, fifty-one thousand, two hundred seventy-five".