2136345260377 has 2 divisors, whose sum is σ = 2136345260378. Its totient is φ = 2136345260376.

The previous prime is 2136345260333. The next prime is 2136345260383. The reversal of 2136345260377 is 7730625436312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2011662825561 + 124682434816 = 1418331^2 + 353104^2 .

It is a cyclic number.

It is not a de Polignac number, because 2136345260377 - 2³⁹ = 1586589446489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2136345260377.

It is not a weakly prime, because it can be changed into another prime (2136345260317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068172630188 + 1068172630189.

It is an arithmetic number, because the mean of its divisors is an integer number (1068172630189).

Almost surely, 2^{2136345260377} is an apocalyptic number.

It is an amenable number.

2136345260377 is a deficient number, since it is larger than the sum of its proper divisors (1).

2136345260377 is an equidigital number, since it uses as much as digits as its factorization.

2136345260377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3810240, while the sum is 49.

The spelling of 2136345260377 in words is "two trillion, one hundred thirty-six billion, three hundred forty-five million, two hundred sixty thousand, three hundred seventy-seven".