45365607281 has 8 divisors (see below), whose sum is σ = 46107761280. Its totient is φ = 44629054848.

The previous prime is 45365607269. The next prime is 45365607299. The reversal of 45365607281 is 18270656354.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45365607281 is a prime.

It is a super-2 number, since 2×45365607281² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45365607211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1384061 + ... + 1416458.

It is an arithmetic number, because the mean of its divisors is an integer number (5763470160).

Almost surely, 2^45365607281 is an apocalyptic number.

It is an amenable number.

45365607281 is a deficient number, since it is larger than the sum of its proper divisors (742153999).

45365607281 is a wasteful number, since it uses less digits than its factorization.

45365607281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2800783.

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 45365607281 in words is "forty-five billion, three hundred sixty-five million, six hundred seven thousand, two hundred eighty-one".