66233444433266 has 16 divisors (see below), whose sum is σ = 111025463397408. Its totient is φ = 29371815712800.

The previous prime is 66233444433251. The next prime is 66233444433283.

66233444433266 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×66233444433266² (a number of 28 digits) contains 22 as substring.

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, 36714768740 + ... + 36714770543.

It is an arithmetic number, because the mean of its divisors is an integer number (6939091462338).

Almost surely, 2^{66233444433266} is an apocalyptic number.

66233444433266 is a deficient number, since it is larger than the sum of its proper divisors (44792018964142).

66233444433266 is a wasteful number, since it uses less digits than its factorization.

66233444433266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73429539337.

The product of its digits is 107495424, while the sum is 56.

The spelling of 66233444433266 in words is "sixty-six trillion, two hundred thirty-three billion, four hundred forty-four million, four hundred thirty-three thousand, two hundred sixty-six".