66011542234145 has 8 divisors (see below), whose sum is σ = 79214956477056. Its totient is φ = 52808496589936.

The previous prime is 66011542234133. The next prime is 66011542234177. The reversal of 66011542234145 is 54143224511066.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 66011542234145 - 2¹⁰ = 66011542233121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66011542234096 and 66011542234105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91755527 + ... + 92472156.

It is an arithmetic number, because the mean of its divisors is an integer number (9901869559632).

Almost surely, 2^{66011542234145} is an apocalyptic number.

It is an amenable number.

66011542234145 is a deficient number, since it is larger than the sum of its proper divisors (13203414242911).

66011542234145 is a wasteful number, since it uses less digits than its factorization.

66011542234145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184299351.

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 66011542234145 in words is "sixty-six trillion, eleven billion, five hundred forty-two million, two hundred thirty-four thousand, one hundred forty-five".