623363252145353 has 4 divisors (see below), whose sum is σ = 629789677425300. Its totient is φ = 616936826865408.

The previous prime is 623363252145329. The next prime is 623363252145377. The reversal of 623363252145353 is 353541252363326.

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

It is an interprime number because it is at equal distance from previous prime (623363252145329) and next prime (623363252145377).

It can be written as a sum of positive squares in 2 ways, for example, as 154467189681289 + 468896062464064 = 12428483^2 + 21654008^2 .

It is a cyclic number.

It is not a de Polignac number, because 623363252145353 - 2²⁰ = 623363251096777 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 623363252145295 and 623363252145304.

It is not an unprimeable number, because it can be changed into a prime (623363252145323) 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, 3213212639828 + ... + 3213212640021.

It is an arithmetic number, because the mean of its divisors is an integer number (157447419356325).

Almost surely, 2^{623363252145353} is an apocalyptic number.

It is an amenable number.

623363252145353 is a deficient number, since it is larger than the sum of its proper divisors (6426425279947).

623363252145353 is an equidigital number, since it uses as much as digits as its factorization.

623363252145353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6426425279946.

The product of its digits is 34992000, while the sum is 53.

The spelling of 623363252145353 in words is "six hundred twenty-three trillion, three hundred sixty-three billion, two hundred fifty-two million, one hundred forty-five thousand, three hundred fifty-three".