2199999999928 has 64 divisors (see below), whose sum is σ = 4293561888000. Its totient is φ = 1055939818752.

The previous prime is 2199999999913. The next prime is 2199999999943. The reversal of 2199999999928 is 8299999999912.

It is a happy number.

2199999999928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2199999999913) and next prime (2199999999943).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96577276 + ... + 96600052.

It is an arithmetic number, because the mean of its divisors is an integer number (67086904500).

Almost surely, 2^{2199999999928} is an apocalyptic number.

It is an amenable number.

2199999999928 is a deficient number, since it is larger than the sum of its proper divisors (2093561888072).

2199999999928 is a wasteful number, since it uses less digits than its factorization.

2199999999928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27644 (or 27640 counting only the distinct ones).

The product of its digits is 12397455648, while the sum is 94.

Adding to 2199999999928 its sum of digits (94), we get a palindrome (2200000000022).

The spelling of 2199999999928 in words is "two trillion, one hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred twenty-eight".