45517056427 has 2 divisors, whose sum is σ = 45517056428. Its totient is φ = 45517056426.

The previous prime is 45517056397. The next prime is 45517056461. The reversal of 45517056427 is 72465071554.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45517056427 is a prime.

It is not a weakly prime, because it can be changed into another prime (45517051427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22758528213 + 22758528214.

It is an arithmetic number, because the mean of its divisors is an integer number (22758528214).

Almost surely, 2^45517056427 is an apocalyptic number.

45517056427 is a deficient number, since it is larger than the sum of its proper divisors (1).

45517056427 is an equidigital number, since it uses as much as digits as its factorization.

45517056427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176000, while the sum is 46.

The spelling of 45517056427 in words is "forty-five billion, five hundred seventeen million, fifty-six thousand, four hundred twenty-seven".