45562148041021 has 2 divisors, whose sum is σ = 45562148041022. Its totient is φ = 45562148041020.

The previous prime is 45562148040961. The next prime is 45562148041037. The reversal of 45562148041021 is 12014084126554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40287087478521 + 5275060562500 = 6347211^2 + 2296750^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45562148041021 is a prime.

It is a super-2 number, since 2×45562148041021² (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 (45562148641021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22781074020510 + 22781074020511.

It is an arithmetic number, because the mean of its divisors is an integer number (22781074020511).

Almost surely, 2^{45562148041021} is an apocalyptic number.

It is an amenable number.

45562148041021 is a deficient number, since it is larger than the sum of its proper divisors (1).

45562148041021 is an equidigital number, since it uses as much as digits as its factorization.

45562148041021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 307200, while the sum is 43.

The spelling of 45562148041021 in words is "forty-five trillion, five hundred sixty-two billion, one hundred forty-eight million, forty-one thousand, twenty-one".