403383942066 has 32 divisors (see below), whose sum is σ = 922742582400. Its totient is φ = 115162286976.

The previous prime is 403383942061. The next prime is 403383942097. The reversal of 403383942066 is 660249383304.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (403383942061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3706891 + ... + 3814158.

It is an arithmetic number, because the mean of its divisors is an integer number (28835705700).

Almost surely, 2^403383942066 is an apocalyptic number.

403383942066 is an abundant number, since it is smaller than the sum of its proper divisors (519358640334).

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

403383942066 is a wasteful number, since it uses less digits than its factorization.

403383942066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7522338.

The product of its (nonzero) digits is 2239488, while the sum is 48.

The spelling of 403383942066 in words is "four hundred three billion, three hundred eighty-three million, nine hundred forty-two thousand, sixty-six".