2087775695028 has 24 divisors (see below), whose sum is σ = 4872535077088. Its totient is φ = 695774023776.

The previous prime is 2087775694999. The next prime is 2087775695039. The reversal of 2087775695028 is 8205965777802.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2087775695028.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18843451 + ... + 18953922.

Almost surely, 2^{2087775695028} is an apocalyptic number.

It is an amenable number.

2087775695028 is an abundant number, since it is smaller than the sum of its proper divisors (2784759382060).

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

2087775695028 is a wasteful number, since it uses less digits than its factorization.

2087775695028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37801983 (or 37801981 counting only the distinct ones).

The product of its (nonzero) digits is 118540800, while the sum is 66.

The spelling of 2087775695028 in words is "two trillion, eighty-seven billion, seven hundred seventy-five million, six hundred ninety-five thousand, twenty-eight".