2687724044 has 12 divisors (see below), whose sum is σ = 4713723168. Its totient is φ = 1340946000.

The previous prime is 2687724037. The next prime is 2687724101. The reversal of 2687724044 is 4404277862.

It is a junction number, because it is equal to n+sod(n) for n = 2687723986 and 2687724004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 726932 + ... + 730619.

It is an arithmetic number, because the mean of its divisors is an integer number (392810264).

Almost surely, 2^2687724044 is an apocalyptic number.

It is an amenable number.

2687724044 is a deficient number, since it is larger than the sum of its proper divisors (2025999124).

2687724044 is a wasteful number, since it uses less digits than its factorization.

2687724044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1458016 (or 1458014 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 44.

The square root of 2687724044 is about 51843.2642105028. The cubic root of 2687724044 is about 1390.3630754528.

The spelling of 2687724044 in words is "two billion, six hundred eighty-seven million, seven hundred twenty-four thousand, forty-four".