66430433334 has 16 divisors (see below), whose sum is σ = 132923297520. Its totient is φ = 22133072640.

The previous prime is 66430433323. The next prime is 66430433339. The reversal of 66430433334 is 43333403466.

It is a junction number, because it is equal to n+sod(n) for n = 66430433292 and 66430433301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66430433339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2587447 + ... + 2612994.

It is an arithmetic number, because the mean of its divisors is an integer number (8307706095).

Almost surely, 2^66430433334 is an apocalyptic number.

66430433334 is an abundant number, since it is smaller than the sum of its proper divisors (66492864186).

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

66430433334 is a wasteful number, since it uses less digits than its factorization.

66430433334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5202575.

The product of its (nonzero) digits is 559872, while the sum is 39.

The spelling of 66430433334 in words is "sixty-six billion, four hundred thirty million, four hundred thirty-three thousand, three hundred thirty-four".