2660243734 has 16 divisors (see below), whose sum is σ = 4196810880. Its totient is φ = 1262926080.

The previous prime is 2660243717. The next prime is 2660243767. The reversal of 2660243734 is 4373420662.

It is a junction number, because it is equal to n+sod(n) for n = 2660243693 and 2660243702.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 401499 + ... + 408070.

It is an arithmetic number, because the mean of its divisors is an integer number (262300680).

Almost surely, 2^2660243734 is an apocalyptic number.

2660243734 is a deficient number, since it is larger than the sum of its proper divisors (1536567146).

2660243734 is a wasteful number, since it uses less digits than its factorization.

2660243734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809655.

The product of its (nonzero) digits is 145152, while the sum is 37.

The square root of 2660243734 is about 51577.5506785656. The cubic root of 2660243734 is about 1385.6083004345.

The spelling of 2660243734 in words is "two billion, six hundred sixty million, two hundred forty-three thousand, seven hundred thirty-four".