23489003646 has 32 divisors (see below), whose sum is σ = 52249132800. Its totient is φ = 7821965880.

The previous prime is 23489003639. The next prime is 23489003729. The reversal of 23489003646 is 64630098432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158410 + ... + 268461.

It is an arithmetic number, because the mean of its divisors is an integer number (1632785400).

Almost surely, 2^23489003646 is an apocalyptic number.

23489003646 is an abundant number, since it is smaller than the sum of its proper divisors (28760129154).

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

23489003646 is a wasteful number, since it uses less digits than its factorization.

23489003646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427901 (or 427895 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 23489003646 in words is "twenty-three billion, four hundred eighty-nine million, three thousand, six hundred forty-six".