45545332507 has 2 divisors, whose sum is σ = 45545332508. Its totient is φ = 45545332506.

The previous prime is 45545332499. The next prime is 45545332537. The reversal of 45545332507 is 70523354554.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45545332507 - 2³ = 45545332499 is a prime.

It is not a weakly prime, because it can be changed into another prime (45545332537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22772666253 + 22772666254.

It is an arithmetic number, because the mean of its divisors is an integer number (22772666254).

Almost surely, 2^45545332507 is an apocalyptic number.

45545332507 is a deficient number, since it is larger than the sum of its proper divisors (1).

45545332507 is an equidigital number, since it uses as much as digits as its factorization.

45545332507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260000, while the sum is 43.

The spelling of 45545332507 in words is "forty-five billion, five hundred forty-five million, three hundred thirty-two thousand, five hundred seven".