105056105499 has 12 divisors (see below), whose sum is σ = 156642795712. Its totient is φ = 67778132400.

The previous prime is 105056105477. The next prime is 105056105507. The reversal of 105056105499 is 994501650501.

It is a happy number.

105056105499 is a `hidden beast` number, since 1 + 0 + 5 + 0 + 56 + 105 + 499 = 666.

It is not a de Polignac number, because 105056105499 - 2¹⁷ = 105055974427 is a prime.

It is a super-2 number, since 2×105056105499² (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 (105056105299) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188272312 + ... + 188272869.

Almost surely, 2^105056105499 is an apocalyptic number.

105056105499 is a deficient number, since it is larger than the sum of its proper divisors (51586690213).

105056105499 is a wasteful number, since it uses less digits than its factorization.

105056105499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376545218 (or 376545215 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 45.

The spelling of 105056105499 in words is "one hundred five billion, fifty-six million, one hundred five thousand, four hundred ninety-nine".