2366660641 has 2 divisors, whose sum is σ = 2366660642. Its totient is φ = 2366660640.

The previous prime is 2366660567. The next prime is 2366660651. The reversal of 2366660641 is 1460666632.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1223950225 + 1142710416 = 34985^2 + 33804^2 .

It is a cyclic number.

It is not a de Polignac number, because 2366660641 - 2²¹ = 2364563489 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2366660594 and 2366660603.

It is not a weakly prime, because it can be changed into another prime (2366660651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1183330320 + 1183330321.

It is an arithmetic number, because the mean of its divisors is an integer number (1183330321).

Almost surely, 2^2366660641 is an apocalyptic number.

It is an amenable number.

2366660641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2366660641 is an equidigital number, since it uses as much as digits as its factorization.

2366660641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 40.

The square root of 2366660641 is about 48648.3364669338. The cubic root of 2366660641 is about 1332.6373958929.

The spelling of 2366660641 in words is "two billion, three hundred sixty-six million, six hundred sixty thousand, six hundred forty-one".