623080907064 has 384 divisors, whose sum is σ = 2193516864000. Its totient is φ = 160401669120.

The previous prime is 623080907063. The next prime is 623080907093. The reversal of 623080907064 is 460709080326.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (623080907063) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 20658507 + ... + 20688645.

It is an arithmetic number, because the mean of its divisors is an integer number (5712283500).

Almost surely, 2^623080907064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 623080907064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1096758432000).

623080907064 is an abundant number, since it is smaller than the sum of its proper divisors (1570435956936).

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

623080907064 is a wasteful number, since it uses less digits than its factorization.

623080907064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30296 (or 30275 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 623080907064 in words is "six hundred twenty-three billion, eighty million, nine hundred seven thousand, sixty-four".