45162423552561 has 16 divisors (see below), whose sum is σ = 70419371387904. Its totient is φ = 25206934075344.

The previous prime is 45162423552551. The next prime is 45162423552569. The reversal of 45162423552561 is 16525532426154.

It is not a de Polignac number, because 45162423552561 - 2⁵ = 45162423552529 is a prime.

It is a super-2 number, since 2×45162423552561² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45162423552569) 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 in 15 ways as a sum of consecutive naturals, for example, 25006878141 + ... + 25006879946.

It is an arithmetic number, because the mean of its divisors is an integer number (4401210711744).

Almost surely, 2^{45162423552561} is an apocalyptic number.

It is an amenable number.

45162423552561 is a deficient number, since it is larger than the sum of its proper divisors (25256947835343).

45162423552561 is a wasteful number, since it uses less digits than its factorization.

45162423552561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50013758140.

The product of its digits is 8640000, while the sum is 51.

The spelling of 45162423552561 in words is "forty-five trillion, one hundred sixty-two billion, four hundred twenty-three million, five hundred fifty-two thousand, five hundred sixty-one".