2153414424661 has 2 divisors, whose sum is σ = 2153414424662. Its totient is φ = 2153414424660.

The previous prime is 2153414424619. The next prime is 2153414424703. The reversal of 2153414424661 is 1664244143512.

It is a balanced prime because it is at equal distance from previous prime (2153414424619) and next prime (2153414424703).

It can be written as a sum of positive squares in only one way, i.e., 1632951736900 + 520462687761 = 1277870^2 + 721431^2 .

It is a cyclic number.

It is not a de Polignac number, because 2153414424661 - 2³¹ = 2151266941013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2153414424611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076707212330 + 1076707212331.

It is an arithmetic number, because the mean of its divisors is an integer number (1076707212331).

Almost surely, 2^{2153414424661} is an apocalyptic number.

It is an amenable number.

2153414424661 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153414424661 is an equidigital number, since it uses as much as digits as its factorization.

2153414424661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 552960, while the sum is 43.

The spelling of 2153414424661 in words is "two trillion, one hundred fifty-three billion, four hundred fourteen million, four hundred twenty-four thousand, six hundred sixty-one".