623628709226 has 8 divisors (see below), whose sum is σ = 947284115520. Its totient is φ = 307867337388.

The previous prime is 623628709219. The next prime is 623628709241. The reversal of 623628709226 is 622907826326.

623628709226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1973508416 + ... + 1973508731.

It is an arithmetic number, because the mean of its divisors is an integer number (118410514440).

Almost surely, 2^623628709226 is an apocalyptic number.

623628709226 is a deficient number, since it is larger than the sum of its proper divisors (323655406294).

623628709226 is a wasteful number, since it uses less digits than its factorization.

623628709226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3947017228.

The product of its (nonzero) digits is 5225472, while the sum is 53.

The spelling of 623628709226 in words is "six hundred twenty-three billion, six hundred twenty-eight million, seven hundred nine thousand, two hundred twenty-six".