5131706352505 has 8 divisors (see below), whose sum is σ = 6159278524032. Its totient is φ = 4104544481328.

The previous prime is 5131706352491. The next prime is 5131706352667. The reversal of 5131706352505 is 5052536071315.

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-5131706352505 is a prime.

It is a Duffinian 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, 102547569 + ... + 102597598.

It is an arithmetic number, because the mean of its divisors is an integer number (769909815504).

Almost surely, 2^{5131706352505} is an apocalyptic number.

It is an amenable number.

5131706352505 is a deficient number, since it is larger than the sum of its proper divisors (1027572171527).

5131706352505 is a wasteful number, since it uses less digits than its factorization.

5131706352505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205150175.

The product of its (nonzero) digits is 472500, while the sum is 43.

The spelling of 5131706352505 in words is "five trillion, one hundred thirty-one billion, seven hundred six million, three hundred fifty-two thousand, five hundred five".