2138883593953 has 2 divisors, whose sum is σ = 2138883593954. Its totient is φ = 2138883593952.

The previous prime is 2138883593939. The next prime is 2138883594013. The reversal of 2138883593953 is 3593953888312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2080136983824 + 58746610129 = 1442268^2 + 242377^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2138883593953 is a prime.

It is not a weakly prime, because it can be changed into another prime (2138883593153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1069441796976 + 1069441796977.

It is an arithmetic number, because the mean of its divisors is an integer number (1069441796977).

Almost surely, 2^{2138883593953} is an apocalyptic number.

It is an amenable number.

2138883593953 is a deficient number, since it is larger than the sum of its proper divisors (1).

2138883593953 is an equidigital number, since it uses as much as digits as its factorization.

2138883593953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 167961600, while the sum is 67.

The spelling of 2138883593953 in words is "two trillion, one hundred thirty-eight billion, eight hundred eighty-three million, five hundred ninety-three thousand, nine hundred fifty-three".