45124212505 has 8 divisors (see below), whose sum is σ = 54198876672. Its totient is φ = 36066155568.

The previous prime is 45124212487. The next prime is 45124212569. The reversal of 45124212505 is 50521242154.

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 45124212505 - 2⁵ = 45124212473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4145827 + ... + 4156696.

It is an arithmetic number, because the mean of its divisors is an integer number (6774859584).

Almost surely, 2^45124212505 is an apocalyptic number.

It is an amenable number.

45124212505 is a deficient number, since it is larger than the sum of its proper divisors (9074664167).

45124212505 is a wasteful number, since it uses less digits than its factorization.

45124212505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8303615.

The product of its (nonzero) digits is 16000, while the sum is 31.

Adding to 45124212505 its reverse (50521242154), we get a palindrome (95645454659).

The spelling of 45124212505 in words is "forty-five billion, one hundred twenty-four million, two hundred twelve thousand, five hundred five".