45635372221529 has 2 divisors, whose sum is σ = 45635372221530. Its totient is φ = 45635372221528.

The previous prime is 45635372221499. The next prime is 45635372221553. The reversal of 45635372221529 is 92512227353654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31057660243600 + 14577711977929 = 5572940^2 + 3818077^2 .

It is a cyclic number.

It is not a de Polignac number, because 45635372221529 - 2⁸ = 45635372221273 is a prime.

It is not a weakly prime, because it can be changed into another prime (45635372281529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22817686110764 + 22817686110765.

It is an arithmetic number, because the mean of its divisors is an integer number (22817686110765).

Almost surely, 2^{45635372221529} is an apocalyptic number.

It is an amenable number.

45635372221529 is a deficient number, since it is larger than the sum of its proper divisors (1).

45635372221529 is an equidigital number, since it uses as much as digits as its factorization.

45635372221529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216000, while the sum is 56.

The spelling of 45635372221529 in words is "forty-five trillion, six hundred thirty-five billion, three hundred seventy-two million, two hundred twenty-one thousand, five hundred twenty-nine".