2661752952433 has 2 divisors, whose sum is σ = 2661752952434. Its totient is φ = 2661752952432.

The previous prime is 2661752952431. The next prime is 2661752952457. The reversal of 2661752952433 is 3342592571662.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2267096353344 + 394656599089 = 1505688^2 + 628217^2 .

It is a cyclic number.

It is not a de Polignac number, because 2661752952433 - 2¹ = 2661752952431 is a prime.

Together with 2661752952431, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2661752952431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1330876476216 + 1330876476217.

It is an arithmetic number, because the mean of its divisors is an integer number (1330876476217).

Almost surely, 2^{2661752952433} is an apocalyptic number.

It is an amenable number.

2661752952433 is a deficient number, since it is larger than the sum of its proper divisors (1).

2661752952433 is an equidigital number, since it uses as much as digits as its factorization.

2661752952433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16329600, while the sum is 55.

The spelling of 2661752952433 in words is "two trillion, six hundred sixty-one billion, seven hundred fifty-two million, nine hundred fifty-two thousand, four hundred thirty-three".