2688155356 has 6 divisors (see below), whose sum is σ = 4704271880. Its totient is φ = 1344077676.

The previous prime is 2688155341. The next prime is 2688155387. The reversal of 2688155356 is 6535518862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336019416 + ... + 336019423.

Almost surely, 2^2688155356 is an apocalyptic number.

It is an amenable number.

2688155356 is a deficient number, since it is larger than the sum of its proper divisors (2016116524).

2688155356 is a wasteful number, since it uses less digits than its factorization.

2688155356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672038843 (or 672038841 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 49.

The square root of 2688155356 is about 51847.4238125676. The cubic root of 2688155356 is about 1390.4374442240.

The spelling of 2688155356 in words is "two billion, six hundred eighty-eight million, one hundred fifty-five thousand, three hundred fifty-six".