2641554305361 has 8 divisors (see below), whose sum is σ = 3913413785760. Its totient is φ = 1761036203556.

The previous prime is 2641554305359. The next prime is 2641554305381. The reversal of 2641554305361 is 1635034551462.

It is a happy number.

2641554305361 is a `hidden beast` number, since 2 + 6 + 4 + 1 + 554 + 30 + 5 + 3 + 61 = 666.

2641554305361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2641554305361 - 2¹ = 2641554305359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2641554305381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48917672295 + ... + 48917672348.

It is an arithmetic number, because the mean of its divisors is an integer number (489176723220).

Almost surely, 2^{2641554305361} is an apocalyptic number.

It is an amenable number.

2641554305361 is a deficient number, since it is larger than the sum of its proper divisors (1271859480399).

2641554305361 is an equidigital number, since it uses as much as digits as its factorization.

2641554305361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97835344652 (or 97835344646 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 2641554305361 in words is "two trillion, six hundred forty-one billion, five hundred fifty-four million, three hundred five thousand, three hundred sixty-one".