2721260759453 has 2 divisors, whose sum is σ = 2721260759454. Its totient is φ = 2721260759452.

The previous prime is 2721260759431. The next prime is 2721260759489. The reversal of 2721260759453 is 3549570621272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1935807516889 + 785453242564 = 1391333^2 + 886258^2 .

It is a cyclic number.

It is not a de Polignac number, because 2721260759453 - 2¹² = 2721260755357 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2721260759395 and 2721260759404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2721260719453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1360630379726 + 1360630379727.

It is an arithmetic number, because the mean of its divisors is an integer number (1360630379727).

Almost surely, 2^{2721260759453} is an apocalyptic number.

It is an amenable number.

2721260759453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2721260759453 is an equidigital number, since it uses as much as digits as its factorization.

2721260759453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6350400, while the sum is 53.

The spelling of 2721260759453 in words is "two trillion, seven hundred twenty-one billion, two hundred sixty million, seven hundred fifty-nine thousand, four hundred fifty-three".