67663325323 has 4 divisors (see below), whose sum is σ = 73814536728. Its totient is φ = 61512113920.

The previous prime is 67663325297. The next prime is 67663325329. The reversal of 67663325323 is 32352336676.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 67663325323 - 2²⁵ = 67629770891 is a prime.

It is a super-2 number, since 2×67663325323² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67663325329) 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, 3075605686 + ... + 3075605707.

It is an arithmetic number, because the mean of its divisors is an integer number (18453634182).

Almost surely, 2^67663325323 is an apocalyptic number.

67663325323 is a deficient number, since it is larger than the sum of its proper divisors (6151211405).

67663325323 is a wasteful number, since it uses less digits than its factorization.

67663325323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6151211404.

The product of its digits is 2449440, while the sum is 46.

The spelling of 67663325323 in words is "sixty-seven billion, six hundred sixty-three million, three hundred twenty-five thousand, three hundred twenty-three".