428295768332 has 12 divisors (see below), whose sum is σ = 767798511816. Its totient is φ = 208924764960.

The previous prime is 428295768331. The next prime is 428295768389. The reversal of 428295768332 is 233867592824.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (428295768331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1305779618 + ... + 1305779945.

It is an arithmetic number, because the mean of its divisors is an integer number (63983209318).

Almost surely, 2^428295768332 is an apocalyptic number.

It is an amenable number.

428295768332 is a deficient number, since it is larger than the sum of its proper divisors (339502743484).

428295768332 is a wasteful number, since it uses less digits than its factorization.

428295768332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611559608 (or 2611559606 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 59.

The spelling of 428295768332 in words is "four hundred twenty-eight billion, two hundred ninety-five million, seven hundred sixty-eight thousand, three hundred thirty-two".