45080447987 has 2 divisors, whose sum is σ = 45080447988. Its totient is φ = 45080447986.

The previous prime is 45080447981. The next prime is 45080448053. The reversal of 45080447987 is 78974408054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45080447987 - 2²² = 45076253683 is a prime.

It is a super-2 number, since 2×45080447987² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45080447981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22540223993 + 22540223994.

It is an arithmetic number, because the mean of its divisors is an integer number (22540223994).

Almost surely, 2^45080447987 is an apocalyptic number.

45080447987 is a deficient number, since it is larger than the sum of its proper divisors (1).

45080447987 is an equidigital number, since it uses as much as digits as its factorization.

45080447987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9031680, while the sum is 56.

The spelling of 45080447987 in words is "forty-five billion, eighty million, four hundred forty-seven thousand, nine hundred eighty-seven".