623552016 has 20 divisors (see below), whose sum is σ = 1610842832. Its totient is φ = 207850656.

The previous prime is 623552003. The next prime is 623552047. The reversal of 623552016 is 610255326.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6495286 + ... + 6495381.

Almost surely, 2^623552016 is an apocalyptic number.

It is an amenable number.

623552016 is an abundant number, since it is smaller than the sum of its proper divisors (987290816).

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

623552016 is a wasteful number, since it uses less digits than its factorization.

623552016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12990678 (or 12990672 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 623552016 is about 24971.0235272806. The cubic root of 623552016 is about 854.3271913648.

The spelling of 623552016 in words is "six hundred twenty-three million, five hundred fifty-two thousand, sixteen".