45538400329 has 2 divisors, whose sum is σ = 45538400330. Its totient is φ = 45538400328.

The previous prime is 45538400321. The next prime is 45538400363. The reversal of 45538400329 is 92300483554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27828912400 + 17709487929 = 166820^2 + 133077^2 .

It is a cyclic number.

It is not a de Polignac number, because 45538400329 - 2³ = 45538400321 is a prime.

It is not a weakly prime, because it can be changed into another prime (45538400321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22769200164 + 22769200165.

It is an arithmetic number, because the mean of its divisors is an integer number (22769200165).

Almost surely, 2^45538400329 is an apocalyptic number.

It is an amenable number.

45538400329 is a deficient number, since it is larger than the sum of its proper divisors (1).

45538400329 is an equidigital number, since it uses as much as digits as its factorization.

45538400329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 45538400329 in words is "forty-five billion, five hundred thirty-eight million, four hundred thousand, three hundred twenty-nine".