2659717386496 has 27 divisors (see below), whose sum is σ = 5309097338181. Its totient is φ = 1329845646336.

The previous prime is 2659717386481. The next prime is 2659717386503. The reversal of 2659717386496 is 6946837179562.

It is a happy number.

The square root of 2659717386496 is 1630864.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2384973680896 + 274743705600 = 1544336^2 + 524160^2 .

It is a super-2 number, since 2×2659717386496² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 26042860 + ... + 26144788.

Almost surely, 2^{2659717386496} is an apocalyptic number.

2659717386496 is the 1630864-th square number.

It is an amenable number.

2659717386496 is a deficient number, since it is larger than the sum of its proper divisors (2649379951685).

2659717386496 is an frugal number, since it uses more digits than its factorization.

2659717386496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203874 (or 101931 counting only the distinct ones).

The product of its digits is 823011840, while the sum is 73.

The spelling of 2659717386496 in words is "two trillion, six hundred fifty-nine billion, seven hundred seventeen million, three hundred eighty-six thousand, four hundred ninety-six".