105255016497 has 24 divisors (see below), whose sum is σ = 152745465600. Its totient is φ = 69842304288.

The previous prime is 105255016481. The next prime is 105255016523. The reversal of 105255016497 is 794610552501.

It is a happy number.

105255016497 is a `hidden beast` number, since 1 + 0 + 5 + 2 + 550 + 1 + 6 + 4 + 97 = 666.

It is not a de Polignac number, because 105255016497 - 2⁴ = 105255016481 is a prime.

It is a super-2 number, since 2×105255016497² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105255016457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9687454 + ... + 9698312.

It is an arithmetic number, because the mean of its divisors is an integer number (6364394400).

Almost surely, 2^105255016497 is an apocalyptic number.

It is an amenable number.

105255016497 is a deficient number, since it is larger than the sum of its proper divisors (47490449103).

105255016497 is a wasteful number, since it uses less digits than its factorization.

105255016497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15797 (or 15794 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 45.

Adding to 105255016497 its reverse (794610552501), we get a palindrome (899865568998).

The spelling of 105255016497 in words is "one hundred five billion, two hundred fifty-five million, sixteen thousand, four hundred ninety-seven".