2912616676321 has 27 divisors (see below), whose sum is σ = 3232407813817. Its totient is φ = 2622489752960.

The previous prime is 2912616676309. The next prime is 2912616676339. The reversal of 2912616676321 is 1236766162192.

The square root of 2912616676321 is 1706639.

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

It can be written as a sum of positive squares in 4 ways, for example, as 1839466321 + 2910777210000 = 42889^2 + 1706100^2 .

It is not a de Polignac number, because 2912616676321 - 2¹¹ = 2912616674273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2912616676721) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2121351591 + ... + 2121352963.

Almost surely, 2^{2912616676321} is an apocalyptic number.

2912616676321 is the 1706639-th square number.

2912616676321 is the 853320-th centered octagonal number.

It is an amenable number.

2912616676321 is a deficient number, since it is larger than the sum of its proper divisors (319791137496).

2912616676321 is an frugal number, since it uses more digits than its factorization.

2912616676321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2994 (or 1497 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 52.

The spelling of 2912616676321 in words is "two trillion, nine hundred twelve billion, six hundred sixteen million, six hundred seventy-six thousand, three hundred twenty-one".