66567503041 has 32 divisors (see below), whose sum is σ = 76577356800. Its totient is φ = 57321907200.

The previous prime is 66567502993. The next prime is 66567503069. The reversal of 66567503041 is 14030576566.

It is a cyclic number.

It is not a de Polignac number, because 66567503041 - 2¹³ = 66567494849 is a prime.

It is a super-2 number, since 2×66567503041² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (66567503341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16983880 + ... + 16987798.

It is an arithmetic number, because the mean of its divisors is an integer number (2393042400).

Almost surely, 2^66567503041 is an apocalyptic number.

It is an amenable number.

66567503041 is a deficient number, since it is larger than the sum of its proper divisors (10009853759).

66567503041 is a wasteful number, since it uses less digits than its factorization.

66567503041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4609.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 66567503041 in words is "sixty-six billion, five hundred sixty-seven million, five hundred three thousand, forty-one".