2188086156733 has 2 divisors, whose sum is σ = 2188086156734. Its totient is φ = 2188086156732.

The previous prime is 2188086156731. The next prime is 2188086156761. The reversal of 2188086156733 is 3376516808812.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1440895339129 + 747190817604 = 1200373^2 + 864402^2 .

It is a cyclic number.

It is not a de Polignac number, because 2188086156733 - 2¹ = 2188086156731 is a prime.

Together with 2188086156731, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2188086156731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1094043078366 + 1094043078367.

It is an arithmetic number, because the mean of its divisors is an integer number (1094043078367).

Almost surely, 2^{2188086156733} is an apocalyptic number.

It is an amenable number.

2188086156733 is a deficient number, since it is larger than the sum of its proper divisors (1).

2188086156733 is an equidigital number, since it uses as much as digits as its factorization.

2188086156733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11612160, while the sum is 58.

The spelling of 2188086156733 in words is "two trillion, one hundred eighty-eight billion, eighty-six million, one hundred fifty-six thousand, seven hundred thirty-three".