623295560940 has 192 divisors, whose sum is σ = 1919702851584. Its totient is φ = 150172019712.

The previous prime is 623295560897. The next prime is 623295560963. The reversal of 623295560940 is 49065592326.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8166837 + ... + 8242803.

It is an arithmetic number, because the mean of its divisors is an integer number (9998452352).

Almost surely, 2^623295560940 is an apocalyptic number.

623295560940 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 623295560940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (959851425792).

623295560940 is an abundant number, since it is smaller than the sum of its proper divisors (1296407290644).

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

623295560940 is a wasteful number, since it uses less digits than its factorization.

623295560940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76216 (or 76214 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 51.

The spelling of 623295560940 in words is "six hundred twenty-three billion, two hundred ninety-five million, five hundred sixty thousand, nine hundred forty".