2188690496 has 14 divisors (see below), whose sum is σ = 4343182830. Its totient is φ = 1094345216.

The previous prime is 2188690417. The next prime is 2188690499. The reversal of 2188690496 is 6940968812.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1609614400 + 579076096 = 40120^2 + 24064^2 .

It is not an unprimeable number, because it can be changed into a prime (2188690499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17099081 + ... + 17099208.

It is an arithmetic number, because the mean of its divisors is an integer number (310227345).

Almost surely, 2^2188690496 is an apocalyptic number.

It is an amenable number.

2188690496 is a deficient number, since it is larger than the sum of its proper divisors (2154492334).

2188690496 is an equidigital number, since it uses as much as digits as its factorization.

2188690496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34198301 (or 34198291 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 53.

The square root of 2188690496 is about 46783.4425411384. The cubic root of 2188690496 is about 1298.3589739349.

The spelling of 2188690496 in words is "two billion, one hundred eighty-eight million, six hundred ninety thousand, four hundred ninety-six".