45345212501123 has 8 divisors (see below), whose sum is σ = 46279489194288. Its totient is φ = 44413850869024.

The previous prime is 45345212501059. The next prime is 45345212501167. The reversal of 45345212501123 is 32110521254354.

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

It is not a de Polignac number, because 45345212501123 - 2⁶ = 45345212501059 is a prime.

It is a super-2 number, since 2×45345212501123² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45345212506123) 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 7 ways as a sum of consecutive naturals, for example, 728733836 + ... + 728796057.

It is an arithmetic number, because the mean of its divisors is an integer number (5784936149286).

Almost surely, 2^{45345212501123} is an apocalyptic number.

45345212501123 is a deficient number, since it is larger than the sum of its proper divisors (934276693165).

45345212501123 is a wasteful number, since it uses less digits than its factorization.

45345212501123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1457530533.

The product of its (nonzero) digits is 144000, while the sum is 38.

Adding to 45345212501123 its reverse (32110521254354), we get a palindrome (77455733755477).

The spelling of 45345212501123 in words is "forty-five trillion, three hundred forty-five billion, two hundred twelve million, five hundred one thousand, one hundred twenty-three".