45844554979 has 2 divisors, whose sum is σ = 45844554980. Its totient is φ = 45844554978.

The previous prime is 45844554971. The next prime is 45844554997. The reversal of 45844554979 is 97945544854.

Together with next prime (45844554997) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45844554979 - 2³ = 45844554971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45844554979.

It is not a weakly prime, because it can be changed into another prime (45844554971) 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, 22922277489 + 22922277490.

It is an arithmetic number, because the mean of its divisors is an integer number (22922277490).

Almost surely, 2^45844554979 is an apocalyptic number.

45844554979 is a deficient number, since it is larger than the sum of its proper divisors (1).

45844554979 is an equidigital number, since it uses as much as digits as its factorization.

45844554979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152000, while the sum is 64.

The spelling of 45844554979 in words is "forty-five billion, eight hundred forty-four million, five hundred fifty-four thousand, nine hundred seventy-nine".