623451123395 has 4 divisors (see below), whose sum is σ = 748141348080. Its totient is φ = 498760898712.

The previous prime is 623451123377. The next prime is 623451123403. The reversal of 623451123395 is 593321154326.

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 623451123395 - 2²⁶ = 623384014531 is a prime.

It is an unprimeable number.

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, 62345112335 + ... + 62345112344.

It is an arithmetic number, because the mean of its divisors is an integer number (187035337020).

Almost surely, 2^623451123395 is an apocalyptic number.

623451123395 is a deficient number, since it is larger than the sum of its proper divisors (124690224685).

623451123395 is a wasteful number, since it uses less digits than its factorization.

623451123395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124690224684.

The product of its digits is 583200, while the sum is 44.

The spelling of 623451123395 in words is "six hundred twenty-three billion, four hundred fifty-one million, one hundred twenty-three thousand, three hundred ninety-five".