623038643226 has 96 divisors (see below), whose sum is σ = 1415962753920. Its totient is φ = 197614771200.

The previous prime is 623038643207. The next prime is 623038643231. The reversal of 623038643226 is 622346830326.

623038643226 is a `hidden beast` number, since 6 + 2 + 3 + 0 + 386 + 43 + 226 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 112642081 + ... + 112647611.

It is an arithmetic number, because the mean of its divisors is an integer number (14749612020).

Almost surely, 2^623038643226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 623038643226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (707981376960).

623038643226 is an abundant number, since it is smaller than the sum of its proper divisors (792924110694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

623038643226 is a wasteful number, since it uses less digits than its factorization.

623038643226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6932 (or 6929 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 45.

The spelling of 623038643226 in words is "six hundred twenty-three billion, thirty-eight million, six hundred forty-three thousand, two hundred twenty-six".