210650000044 has 24 divisors (see below), whose sum is σ = 402161760000. Its totient is φ = 95747200080.

The previous prime is 210650000003. The next prime is 210650000069. The reversal of 210650000044 is 440000056012.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2573257 + ... + 2653855.

It is an arithmetic number, because the mean of its divisors is an integer number (16756740000).

Almost surely, 2^210650000044 is an apocalyptic number.

It is an amenable number.

210650000044 is a deficient number, since it is larger than the sum of its proper divisors (191511759956).

210650000044 is a wasteful number, since it uses less digits than its factorization.

210650000044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140013 (or 140011 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 210650000044 its reverse (440000056012), we get a palindrome (650650056056).

The spelling of 210650000044 in words is "two hundred ten billion, six hundred fifty million, forty-four", and thus it is an aban number.