2199361560 has 128 divisors (see below), whose sum is σ = 7229813760. Its totient is φ = 530816000.

The previous prime is 2199361543. The next prime is 2199361597. The reversal of 2199361560 is 651639912.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 303985 + ... + 311135.

It is an arithmetic number, because the mean of its divisors is an integer number (56482920).

Almost surely, 2^2199361560 is an apocalyptic number.

2199361560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2199361560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3614906880).

2199361560 is an abundant number, since it is smaller than the sum of its proper divisors (5030452200).

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

2199361560 is a wasteful number, since it uses less digits than its factorization.

2199361560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7409 (or 7405 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 2199361560 is about 46897.3513111348. The cubic root of 2199361560 is about 1300.4656241334.

The spelling of 2199361560 in words is "two billion, one hundred ninety-nine million, three hundred sixty-one thousand, five hundred sixty".