2741621733553 has 2 divisors, whose sum is σ = 2741621733554. Its totient is φ = 2741621733552.

The previous prime is 2741621733541. The next prime is 2741621733593. The reversal of 2741621733553 is 3553371261472.

2741621733553 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2461095788944 + 280525944609 = 1568788^2 + 529647^2 .

It is a cyclic number.

It is not a de Polignac number, because 2741621733553 - 2¹³ = 2741621725361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2741621733497 and 2741621733506.

It is not a weakly prime, because it can be changed into another prime (2741621733593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1370810866776 + 1370810866777.

It is an arithmetic number, because the mean of its divisors is an integer number (1370810866777).

Almost surely, 2^{2741621733553} is an apocalyptic number.

It is an amenable number.

2741621733553 is a deficient number, since it is larger than the sum of its proper divisors (1).

2741621733553 is an equidigital number, since it uses as much as digits as its factorization.

2741621733553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3175200, while the sum is 49.

The spelling of 2741621733553 in words is "two trillion, seven hundred forty-one billion, six hundred twenty-one million, seven hundred thirty-three thousand, five hundred fifty-three".