2735873856 has 42 divisors (see below), whose sum is σ = 7841890082. Its totient is φ = 911957760.

The previous prime is 2735873831. The next prime is 2735873863. The reversal of 2735873856 is 6583785372.

2735873856 is a `hidden beast` number, since 2 + 7 + 3 + 587 + 3 + 8 + 56 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1491195456 + 1244678400 = 38616^2 + 35280^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2374315 + ... + 2375466.

Almost surely, 2^2735873856 is an apocalyptic number.

It is an amenable number.

2735873856 is an abundant number, since it is smaller than the sum of its proper divisors (5106016226).

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

2735873856 is a wasteful number, since it uses less digits than its factorization.

2735873856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4749799 (or 4749786 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The square root of 2735873856 is about 52305.5814994920. The cubic root of 2735873856 is about 1398.6166362461.

The spelling of 2735873856 in words is "two billion, seven hundred thirty-five million, eight hundred seventy-three thousand, eight hundred fifty-six".