105040440515 has 8 divisors (see below), whose sum is σ = 126241562448. Its totient is φ = 83903663200.

The previous prime is 105040440511. The next prime is 105040440529. The reversal of 105040440515 is 515044040501.

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

It is not a de Polignac number, because 105040440515 - 2² = 105040440511 is a prime.

It is a super-2 number, since 2×105040440515² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105040440511) 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, 16082561 + ... + 16089090.

It is an arithmetic number, because the mean of its divisors is an integer number (15780195306).

Almost surely, 2^105040440515 is an apocalyptic number.

105040440515 is a deficient number, since it is larger than the sum of its proper divisors (21201121933).

105040440515 is an equidigital number, since it uses as much as digits as its factorization.

105040440515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32172309.

The product of its (nonzero) digits is 8000, while the sum is 29.

The spelling of 105040440515 in words is "one hundred five billion, forty million, four hundred forty thousand, five hundred fifteen".