36725818147261 has 2 divisors, whose sum is σ = 36725818147262. Its totient is φ = 36725818147260.

The previous prime is 36725818147177. The next prime is 36725818147273. The reversal of 36725818147261 is 16274181852763.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19228488100900 + 17497330046361 = 4385030^2 + 4182981^2 .

It is an emirp because it is prime and its reverse (16274181852763) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36725818147261 - 2¹³ = 36725818139069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36725818147261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36725818147861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18362909073630 + 18362909073631.

It is an arithmetic number, because the mean of its divisors is an integer number (18362909073631).

Almost surely, 2^{36725818147261} is an apocalyptic number.

It is an amenable number.

36725818147261 is a deficient number, since it is larger than the sum of its proper divisors (1).

36725818147261 is an equidigital number, since it uses as much as digits as its factorization.

36725818147261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27095040, while the sum is 61.

The spelling of 36725818147261 in words is "thirty-six trillion, seven hundred twenty-five billion, eight hundred eighteen million, one hundred forty-seven thousand, two hundred sixty-one".