10705215513 has 8 divisors (see below), whose sum is σ = 14659394368. Its totient is φ = 6943923504.

The previous prime is 10705215509. The next prime is 10705215551. The reversal of 10705215513 is 31551250701.

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

It is not a de Polignac number, because 10705215513 - 2² = 10705215509 is a prime.

It is a super-2 number, since 2×10705215513² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10705215413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48221581 + ... + 48221802.

It is an arithmetic number, because the mean of its divisors is an integer number (1832424296).

Almost surely, 2^10705215513 is an apocalyptic number.

It is an amenable number.

10705215513 is a deficient number, since it is larger than the sum of its proper divisors (3954178855).

10705215513 is an equidigital number, since it uses as much as digits as its factorization.

10705215513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96443423.

The product of its (nonzero) digits is 5250, while the sum is 30.

The spelling of 10705215513 in words is "ten billion, seven hundred five million, two hundred fifteen thousand, five hundred thirteen".