2621115361279 has 2 divisors, whose sum is σ = 2621115361280. Its totient is φ = 2621115361278.

The previous prime is 2621115361253. The next prime is 2621115361343. The reversal of 2621115361279 is 9721635111262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2621115361279 - 2¹⁵ = 2621115328511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2621115361229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1310557680639 + 1310557680640.

It is an arithmetic number, because the mean of its divisors is an integer number (1310557680640).

Almost surely, 2^{2621115361279} is an apocalyptic number.

2621115361279 is a deficient number, since it is larger than the sum of its proper divisors (1).

2621115361279 is an equidigital number, since it uses as much as digits as its factorization.

2621115361279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 46.

The spelling of 2621115361279 in words is "two trillion, six hundred twenty-one billion, one hundred fifteen million, three hundred sixty-one thousand, two hundred seventy-nine".