45442445045 has 8 divisors (see below), whose sum is σ = 54543124896. Its totient is φ = 36345828816.

The previous prime is 45442444963. The next prime is 45442445053. The reversal of 45442445045 is 54054424454.

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

It is a cyclic number.

It is not a de Polignac number, because 45442445045 - 2¹⁸ = 45442182901 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45442444993 and 45442445011.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 991247 + ... + 1036076.

It is an arithmetic number, because the mean of its divisors is an integer number (6817890612).

Almost surely, 2^45442445045 is an apocalyptic number.

It is an amenable number.

45442445045 is a deficient number, since it is larger than the sum of its proper divisors (9100679851).

45442445045 is a wasteful number, since it uses less digits than its factorization.

45442445045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031811.

The product of its (nonzero) digits is 1024000, while the sum is 41.

Adding to 45442445045 its reverse (54054424454), we get a palindrome (99496869499).

The spelling of 45442445045 in words is "forty-five billion, four hundred forty-two million, four hundred forty-five thousand, forty-five".