45480027557 has 2 divisors, whose sum is σ = 45480027558. Its totient is φ = 45480027556.

The previous prime is 45480027503. The next prime is 45480027581. The reversal of 45480027557 is 75572008454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35597878276 + 9882149281 = 188674^2 + 99409^2 .

It is a cyclic number.

It is not a de Polignac number, because 45480027557 - 2⁶ = 45480027493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45480027157) 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, 22740013778 + 22740013779.

It is an arithmetic number, because the mean of its divisors is an integer number (22740013779).

Almost surely, 2^45480027557 is an apocalyptic number.

It is an amenable number.

45480027557 is a deficient number, since it is larger than the sum of its proper divisors (1).

45480027557 is an equidigital number, since it uses as much as digits as its factorization.

45480027557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1568000, while the sum is 47.

The spelling of 45480027557 in words is "forty-five billion, four hundred eighty million, twenty-seven thousand, five hundred fifty-seven".