5105421024345 has 48 divisors (see below), whose sum is σ = 9377452890000. Its totient is φ = 2560668844032.

The previous prime is 5105421024239. The next prime is 5105421024377. The reversal of 5105421024345 is 5434201245015.

5105421024345 is a `hidden beast` number, since 5 + 1 + 0 + 5 + 4 + 210 + 2 + 434 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 930311001 + 5104490713344 = 30501^2 + 2259312^2 .

It is not a de Polignac number, because 5105421024345 - 2¹⁵ = 5105420991577 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1716154 + ... + 3627123.

It is an arithmetic number, because the mean of its divisors is an integer number (195363601875).

Almost surely, 2^{5105421024345} is an apocalyptic number.

It is an amenable number.

5105421024345 is a deficient number, since it is larger than the sum of its proper divisors (4272031865655).

5105421024345 is a wasteful number, since it uses less digits than its factorization.

5105421024345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5344554 (or 5344551 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 5105421024345 in words is "five trillion, one hundred five billion, four hundred twenty-one million, twenty-four thousand, three hundred forty-five".