45579697523 has 2 divisors, whose sum is σ = 45579697524. Its totient is φ = 45579697522.

The previous prime is 45579697519. The next prime is 45579697571. The reversal of 45579697523 is 32579697554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45579697523 - 2² = 45579697519 is a prime.

It is not a weakly prime, because it can be changed into another prime (45579697123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22789848761 + 22789848762.

It is an arithmetic number, because the mean of its divisors is an integer number (22789848762).

Almost surely, 2^45579697523 is an apocalyptic number.

45579697523 is a deficient number, since it is larger than the sum of its proper divisors (1).

45579697523 is an equidigital number, since it uses as much as digits as its factorization.

45579697523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 71442000, while the sum is 62.

The spelling of 45579697523 in words is "forty-five billion, five hundred seventy-nine million, six hundred ninety-seven thousand, five hundred twenty-three".