2729693363944 has 8 divisors (see below), whose sum is σ = 5118175057410. Its totient is φ = 1364846681968.

The previous prime is 2729693363851. The next prime is 2729693363987. The reversal of 2729693363944 is 4493633969272.

It can be written as a sum of positive squares in only one way, i.e., 2537209351044 + 192484012900 = 1592862^2 + 438730^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2729693363944² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2729693363944.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170605835239 + ... + 170605835254.

Almost surely, 2^{2729693363944} is an apocalyptic number.

It is an amenable number.

2729693363944 is a deficient number, since it is larger than the sum of its proper divisors (2388481693466).

2729693363944 is a wasteful number, since it uses less digits than its factorization.

2729693363944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341211670499 (or 341211670495 counting only the distinct ones).

The product of its digits is 317447424, while the sum is 67.

The spelling of 2729693363944 in words is "two trillion, seven hundred twenty-nine billion, six hundred ninety-three million, three hundred sixty-three thousand, nine hundred forty-four".