45245051069 has 2 divisors, whose sum is σ = 45245051070. Its totient is φ = 45245051068.

The previous prime is 45245051053. The next prime is 45245051143. The reversal of 45245051069 is 96015054254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45077659225 + 167391844 = 212315^2 + 12938^2 .

It is a cyclic number.

It is not a de Polignac number, because 45245051069 - 2⁴ = 45245051053 is a prime.

It is a super-2 number, since 2×45245051069² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45245051569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22622525534 + 22622525535.

It is an arithmetic number, because the mean of its divisors is an integer number (22622525535).

Almost surely, 2^45245051069 is an apocalyptic number.

It is an amenable number.

45245051069 is a deficient number, since it is larger than the sum of its proper divisors (1).

45245051069 is an equidigital number, since it uses as much as digits as its factorization.

45245051069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 45245051069 in words is "forty-five billion, two hundred forty-five million, fifty-one thousand, sixty-nine".