36345473261 has 2 divisors, whose sum is σ = 36345473262. Its totient is φ = 36345473260.

The previous prime is 36345473233. The next prime is 36345473267. The reversal of 36345473261 is 16237454363.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24670670761 + 11674802500 = 157069^2 + 108050^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36345473261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36345473267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18172736630 + 18172736631.

It is an arithmetic number, because the mean of its divisors is an integer number (18172736631).

Almost surely, 2^36345473261 is an apocalyptic number.

It is an amenable number.

36345473261 is a deficient number, since it is larger than the sum of its proper divisors (1).

36345473261 is an equidigital number, since it uses as much as digits as its factorization.

36345473261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 44.

The spelling of 36345473261 in words is "thirty-six billion, three hundred forty-five million, four hundred seventy-three thousand, two hundred sixty-one".