2661115696 has 10 divisors (see below), whose sum is σ = 5155911692. Its totient is φ = 1330557840.

The previous prime is 2661115687. The next prime is 2661115697. The reversal of 2661115696 is 6965111662.

It is not an unprimeable number, because it can be changed into a prime (2661115697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83159850 + ... + 83159881.

Almost surely, 2^2661115696 is an apocalyptic number.

It is an amenable number.

2661115696 is a deficient number, since it is larger than the sum of its proper divisors (2494795996).

2661115696 is a wasteful number, since it uses less digits than its factorization.

2661115696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166319739 (or 166319733 counting only the distinct ones).

The product of its digits is 116640, while the sum is 43.

The square root of 2661115696 is about 51586.0029077656. The cubic root of 2661115696 is about 1385.7596732564.

The spelling of 2661115696 in words is "two billion, six hundred sixty-one million, one hundred fifteen thousand, six hundred ninety-six".