45450570523 has 2 divisors, whose sum is σ = 45450570524. Its totient is φ = 45450570522.

The previous prime is 45450570443. The next prime is 45450570587. The reversal of 45450570523 is 32507505454.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45450570523 is a prime.

It is not a weakly prime, because it can be changed into another prime (45450570593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22725285261 + 22725285262.

It is an arithmetic number, because the mean of its divisors is an integer number (22725285262).

Almost surely, 2^45450570523 is an apocalyptic number.

45450570523 is a deficient number, since it is larger than the sum of its proper divisors (1).

45450570523 is an equidigital number, since it uses as much as digits as its factorization.

45450570523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420000, while the sum is 40.

The spelling of 45450570523 in words is "forty-five billion, four hundred fifty million, five hundred seventy thousand, five hundred twenty-three".