66233213461400 has 48 divisors (see below), whose sum is σ = 157573435767000. Its totient is φ = 25877162465280.

The previous prime is 66233213461391. The next prime is 66233213461403. The reversal of 66233213461400 is 416431233266.

66233213461400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66233213461403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3850759625 + ... + 3850776824.

Almost surely, 2^{66233213461400} is an apocalyptic number.

It is an amenable number.

66233213461400 is an abundant number, since it is smaller than the sum of its proper divisors (91340222305600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66233213461400 is a wasteful number, since it uses less digits than its factorization.

66233213461400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7701536508 (or 7701536499 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 41.

Adding to 66233213461400 its reverse (416431233266), we get a palindrome (66649644694666).

The spelling of 66233213461400 in words is "sixty-six trillion, two hundred thirty-three billion, two hundred thirteen million, four hundred sixty-one thousand, four hundred".