2642362632449 has 2 divisors, whose sum is σ = 2642362632450. Its totient is φ = 2642362632448.

The previous prime is 2642362632421. The next prime is 2642362632467. The reversal of 2642362632449 is 9442362632462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2628759609025 + 13603023424 = 1621345^2 + 116632^2 .

It is a cyclic number.

It is not a de Polignac number, because 2642362632449 - 2²⁸ = 2642094196993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2642362632449.

It is not a weakly prime, because it can be changed into another prime (2642362632149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1321181316224 + 1321181316225.

It is an arithmetic number, because the mean of its divisors is an integer number (1321181316225).

Almost surely, 2^{2642362632449} is an apocalyptic number.

It is an amenable number.

2642362632449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2642362632449 is an equidigital number, since it uses as much as digits as its factorization.

2642362632449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17915904, while the sum is 53.

The spelling of 2642362632449 in words is "two trillion, six hundred forty-two billion, three hundred sixty-two million, six hundred thirty-two thousand, four hundred forty-nine".