2198366880 has 96 divisors (see below), whose sum is σ = 7289352000. Its totient is φ = 555374592.

The previous prime is 2198366869. The next prime is 2198366893. The reversal of 2198366880 is 886638912.

It is a tau number, because it is divible by the number of its divisors (96).

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, 111405 + ... + 129644.

It is an arithmetic number, because the mean of its divisors is an integer number (75930750).

Almost surely, 2^2198366880 is an apocalyptic number.

2198366880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2198366880 is an abundant number, since it is smaller than the sum of its proper divisors (5090985120).

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

2198366880 is a wasteful number, since it uses less digits than its factorization.

2198366880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241086 (or 241078 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 51.

The square root of 2198366880 is about 46886.7452485241. The cubic root of 2198366880 is about 1300.2695456857.

The spelling of 2198366880 in words is "two billion, one hundred ninety-eight million, three hundred sixty-six thousand, eight hundred eighty".