812384365952 has 16 divisors (see below), whose sum is σ = 1618421979300. Its totient is φ = 406192182912.

The previous prime is 812384365873. The next prime is 812384365979. The reversal of 812384365952 is 259563483218.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3173376302 + ... + 3173376557.

Almost surely, 2^812384365952 is an apocalyptic number.

It is an amenable number.

812384365952 is a deficient number, since it is larger than the sum of its proper divisors (806037613348).

812384365952 is an equidigital number, since it uses as much as digits as its factorization.

812384365952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6346752873 (or 6346752861 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 56.

The spelling of 812384365952 in words is "eight hundred twelve billion, three hundred eighty-four million, three hundred sixty-five thousand, nine hundred fifty-two".