763397946433 has 4 divisors (see below), whose sum is σ = 763410684100. Its totient is φ = 763385208768.

The previous prime is 763397946431. The next prime is 763397946473. The reversal of 763397946433 is 334649793367.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 334649793367 = 3947 ⋅84785861.

It can be written as a sum of positive squares in 2 ways, for example, as 156232839169 + 607165107264 = 395263^2 + 779208^2 .

It is a cyclic number.

It is not a de Polignac number, because 763397946433 - 2¹ = 763397946431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (763397946431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6278508 + ... + 6398941.

It is an arithmetic number, because the mean of its divisors is an integer number (190852671025).

Almost surely, 2^763397946433 is an apocalyptic number.

It is an amenable number.

763397946433 is a deficient number, since it is larger than the sum of its proper divisors (12737667).

763397946433 is a wasteful number, since it uses less digits than its factorization.

763397946433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12737666.

The product of its digits is 185177664, while the sum is 64.

The spelling of 763397946433 in words is "seven hundred sixty-three billion, three hundred ninety-seven million, nine hundred forty-six thousand, four hundred thirty-three".