45500656849 has 2 divisors, whose sum is σ = 45500656850. Its totient is φ = 45500656848.

The previous prime is 45500656829. The next prime is 45500656897. The reversal of 45500656849 is 94865600554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32830903249 + 12669753600 = 181193^2 + 112560^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45500656849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45500656796 and 45500656805.

It is not a weakly prime, because it can be changed into another prime (45500656829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22750328424 + 22750328425.

It is an arithmetic number, because the mean of its divisors is an integer number (22750328425).

Almost surely, 2^45500656849 is an apocalyptic number.

It is an amenable number.

45500656849 is a deficient number, since it is larger than the sum of its proper divisors (1).

45500656849 is an equidigital number, since it uses as much as digits as its factorization.

45500656849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184000, while the sum is 52.

The spelling of 45500656849 in words is "forty-five billion, five hundred million, six hundred fifty-six thousand, eight hundred forty-nine".