2188537050 has 96 divisors (see below), whose sum is σ = 6370699392. Its totient is φ = 486708480.

The previous prime is 2188537037. The next prime is 2188537121. The reversal of 2188537050 is 507358812.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10684 + ... + 67016.

It is an arithmetic number, because the mean of its divisors is an integer number (66361452).

Almost surely, 2^2188537050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2188537050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3185349696).

2188537050 is an abundant number, since it is smaller than the sum of its proper divisors (4182162342).

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

2188537050 is a wasteful number, since it uses less digits than its factorization.

2188537050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56392 (or 56387 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 39.

The square root of 2188537050 is about 46781.8025518470. The cubic root of 2188537050 is about 1298.3286311877.

The spelling of 2188537050 in words is "two billion, one hundred eighty-eight million, five hundred thirty-seven thousand, fifty".