2787116601 has 16 divisors (see below), whose sum is σ = 3846864960. Its totient is φ = 1792808640.

The previous prime is 2787116557. The next prime is 2787116627. The reversal of 2787116601 is 1066117872.

It is not a de Polignac number, because 2787116601 - 2¹⁸ = 2786854457 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2787116601.

It is not an unprimeable number, because it can be changed into a prime (2787116641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131146 + ... + 150908.

It is an arithmetic number, because the mean of its divisors is an integer number (240429060).

Almost surely, 2^2787116601 is an apocalyptic number.

It is an amenable number.

2787116601 is a deficient number, since it is larger than the sum of its proper divisors (1059748359).

2787116601 is a wasteful number, since it uses less digits than its factorization.

2787116601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21416.

The product of its (nonzero) digits is 28224, while the sum is 39.

The square root of 2787116601 is about 52793.1491862344. The cubic root of 2787116601 is about 1407.2946804269.

The spelling of 2787116601 in words is "two billion, seven hundred eighty-seven million, one hundred sixteen thousand, six hundred one".