105630512530 has 16 divisors (see below), whose sum is σ = 193357549440. Its totient is φ = 41536065712.

The previous prime is 105630512527. The next prime is 105630512531. The reversal of 105630512530 is 35215036501.

It is a super-2 number, since 2×105630512530² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105630512492 and 105630512501.

It is not an unprimeable number, because it can be changed into a prime (105630512531) 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, 89516794 + ... + 89517973.

It is an arithmetic number, because the mean of its divisors is an integer number (12084846840).

Almost surely, 2^105630512530 is an apocalyptic number.

105630512530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105630512530 is a deficient number, since it is larger than the sum of its proper divisors (87727036910).

105630512530 is a wasteful number, since it uses less digits than its factorization.

105630512530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179034833.

The product of its (nonzero) digits is 13500, while the sum is 31.

The spelling of 105630512530 in words is "one hundred five billion, six hundred thirty million, five hundred twelve thousand, five hundred thirty".