45867503889 has 9 divisors (see below), whose sum is σ = 66253989243. Its totient is φ = 30577907592.

The previous prime is 45867503861. The next prime is 45867503897. The reversal of 45867503889 is 98830576854.

The square root of 45867503889 is 214167.

It is a perfect power (a square), and thus also a powerful number.

45867503889 is a `hidden beast` number, since 45 + 8 + 6 + 7 + 503 + 8 + 89 = 666.

It can be written as a sum of positive squares in only one way, i.e., 45610863489 + 256640400 = 213567^2 + 16020^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 45867503889 - 2⁷ = 45867503761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45867503849) 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 in 8 ways as a sum of consecutive naturals, for example, 606807 + ... + 678195.

Almost surely, 2^45867503889 is an apocalyptic number.

45867503889 is the 214167-th square number.

45867503889 is the 107084-th centered octagonal number.

It is an amenable number.

45867503889 is a deficient number, since it is larger than the sum of its proper divisors (20386485354).

45867503889 is an frugal number, since it uses more digits than its factorization.

45867503889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142784 (or 71392 counting only the distinct ones).

The product of its (nonzero) digits is 58060800, while the sum is 63.

The spelling of 45867503889 in words is "forty-five billion, eight hundred sixty-seven million, five hundred three thousand, eight hundred eighty-nine".