45551200123 has 8 divisors (see below), whose sum is σ = 53514696816. Its totient is φ = 38224783200.

The previous prime is 45551200111. The next prime is 45551200151. The reversal of 45551200123 is 32100215554.

45551200123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-45551200123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45551200091 and 45551200100.

It is not an unprimeable number, because it can be changed into a prime (45551200223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159269788 + ... + 159270073.

It is an arithmetic number, because the mean of its divisors is an integer number (6689337102).

Almost surely, 2^45551200123 is an apocalyptic number.

45551200123 is a deficient number, since it is larger than the sum of its proper divisors (7963496693).

45551200123 is a wasteful number, since it uses less digits than its factorization.

45551200123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318539885.

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 45551200123 its reverse (32100215554), we get a palindrome (77651415677).

The spelling of 45551200123 in words is "forty-five billion, five hundred fifty-one million, two hundred thousand, one hundred twenty-three".