45221747370469 has 2 divisors, whose sum is σ = 45221747370470. Its totient is φ = 45221747370468.

The previous prime is 45221747370431. The next prime is 45221747370509. The reversal of 45221747370469 is 96407374712254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23636078273025 + 21585669097444 = 4861695^2 + 4646038^2 .

It is a cyclic number.

It is not a de Polignac number, because 45221747370469 - 2¹⁷ = 45221747239397 is a prime.

It is a super-2 number, since 2×45221747370469² (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 (45221747373469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22610873685234 + 22610873685235.

It is an arithmetic number, because the mean of its divisors is an integer number (22610873685235).

Almost surely, 2^{45221747370469} is an apocalyptic number.

It is an amenable number.

45221747370469 is a deficient number, since it is larger than the sum of its proper divisors (1).

45221747370469 is an equidigital number, since it uses as much as digits as its factorization.

45221747370469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 71124480, while the sum is 61.

The spelling of 45221747370469 in words is "forty-five trillion, two hundred twenty-one billion, seven hundred forty-seven million, three hundred seventy thousand, four hundred sixty-nine".