45540252029 has 2 divisors, whose sum is σ = 45540252030. Its totient is φ = 45540252028.

The previous prime is 45540252019. The next prime is 45540252031. The reversal of 45540252029 is 92025204554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41418355225 + 4121896804 = 203515^2 + 64202^2 .

It is a cyclic number.

It is not a de Polignac number, because 45540252029 - 2⁴ = 45540252013 is a prime.

It is a super-3 number, since 3×45540252029³ (a number of 33 digits) contains 333 as substring.

Together with 45540252031, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 45540251983 and 45540252001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45540252019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22770126014 + 22770126015.

It is an arithmetic number, because the mean of its divisors is an integer number (22770126015).

Almost surely, 2^45540252029 is an apocalyptic number.

It is an amenable number.

45540252029 is a deficient number, since it is larger than the sum of its proper divisors (1).

45540252029 is an equidigital number, since it uses as much as digits as its factorization.

45540252029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 45540252029 in words is "forty-five billion, five hundred forty million, two hundred fifty-two thousand, twenty-nine".