2087899776 has 96 divisors (see below), whose sum is σ = 6215426100. Its totient is φ = 671956992.

The previous prime is 2087899733. The next prime is 2087899789. The reversal of 2087899776 is 6779987802.

It can be written as a sum of positive squares in 2 ways, for example, as 2081549376 + 6350400 = 45624^2 + 2520^2 .

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 11 ways as a sum of consecutive naturals, for example, 2160 + ... + 64656.

Almost surely, 2^2087899776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2087899776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3107713050).

2087899776 is an abundant number, since it is smaller than the sum of its proper divisors (4127526324).

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

2087899776 is a wasteful number, since it uses less digits than its factorization.

2087899776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62546 (or 62531 counting only the distinct ones).

The product of its (nonzero) digits is 21337344, while the sum is 63.

The square root of 2087899776 is about 45693.5419506958. The cubic root of 2087899776 is about 1278.1148551878.

The spelling of 2087899776 in words is "two billion, eighty-seven million, eight hundred ninety-nine thousand, seven hundred seventy-six".