782332023813 has 4 divisors (see below), whose sum is σ = 1043109365088. Its totient is φ = 521554682540.

The previous prime is 782332023769. The next prime is 782332023833. The reversal of 782332023813 is 318320233287.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 782332023813 - 2¹⁶ = 782331958277 is a prime.

It is a super-2 number, since 2×782332023813² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (782332023833) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 130388670633 + ... + 130388670638.

It is an arithmetic number, because the mean of its divisors is an integer number (260777341272).

Almost surely, 2^782332023813 is an apocalyptic number.

It is an amenable number.

782332023813 is a deficient number, since it is larger than the sum of its proper divisors (260777341275).

782332023813 is a wasteful number, since it uses less digits than its factorization.

782332023813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260777341274.

The product of its (nonzero) digits is 290304, while the sum is 42.

The spelling of 782332023813 in words is "seven hundred eighty-two billion, three hundred thirty-two million, twenty-three thousand, eight hundred thirteen".