45020856229 has 2 divisors, whose sum is σ = 45020856230. Its totient is φ = 45020856228.

The previous prime is 45020856217. The next prime is 45020856277. The reversal of 45020856229 is 92265802054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44943152004 + 77704225 = 211998^2 + 8815^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45020856229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45020856289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22510428114 + 22510428115.

It is an arithmetic number, because the mean of its divisors is an integer number (22510428115).

Almost surely, 2^45020856229 is an apocalyptic number.

It is an amenable number.

45020856229 is a deficient number, since it is larger than the sum of its proper divisors (1).

45020856229 is an equidigital number, since it uses as much as digits as its factorization.

45020856229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 45020856229 in words is "forty-five billion, twenty million, eight hundred fifty-six thousand, two hundred twenty-nine".