5251207706105 has 8 divisors (see below), whose sum is σ = 6304431488712. Its totient is φ = 4198978003968.

The previous prime is 5251207706071. The next prime is 5251207706161. The reversal of 5251207706105 is 5016077021525.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 361143306304 + 4890064399801 = 600952^2 + 2211349^2 .

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 5251207706105 - 2¹⁸ = 5251207443961 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248508494 + ... + 248529623.

It is an arithmetic number, because the mean of its divisors is an integer number (788053936089).

Almost surely, 2^{5251207706105} is an apocalyptic number.

It is an amenable number.

5251207706105 is a deficient number, since it is larger than the sum of its proper divisors (1053223782607).

5251207706105 is a wasteful number, since it uses less digits than its factorization.

5251207706105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497040235.

The product of its (nonzero) digits is 147000, while the sum is 41.

The spelling of 5251207706105 in words is "five trillion, two hundred fifty-one billion, two hundred seven million, seven hundred six thousand, one hundred five".