40925081155181 has 2 divisors, whose sum is σ = 40925081155182. Its totient is φ = 40925081155180.

The previous prime is 40925081155169. The next prime is 40925081155201. The reversal of 40925081155181 is 18155118052904.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39210201858025 + 1714879297156 = 6261805^2 + 1309534^2 .

It is a cyclic number.

It is not a de Polignac number, because 40925081155181 - 2²⁶ = 40925014046317 is a prime.

It is a super-2 number, since 2×40925081155181² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40925081152181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20462540577590 + 20462540577591.

It is an arithmetic number, because the mean of its divisors is an integer number (20462540577591).

Almost surely, 2^{40925081155181} is an apocalyptic number.

It is an amenable number.

40925081155181 is a deficient number, since it is larger than the sum of its proper divisors (1).

40925081155181 is an equidigital number, since it uses as much as digits as its factorization.

40925081155181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576000, while the sum is 50.

The spelling of 40925081155181 in words is "forty trillion, nine hundred twenty-five billion, eighty-one million, one hundred fifty-five thousand, one hundred eighty-one".