1816112630 has 64 divisors (see below), whose sum is σ = 3431937600. Its totient is φ = 691322880.

The previous prime is 1816112603. The next prime is 1816112633. The reversal of 1816112630 is 362116181.

It is a junction number, because it is equal to n+sod(n) for n = 1816112593 and 1816112602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1816112633) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4668476 + ... + 4668864.

It is an arithmetic number, because the mean of its divisors is an integer number (53624025).

Almost surely, 2^1816112630 is an apocalyptic number.

1816112630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1816112630 is a deficient number, since it is larger than the sum of its proper divisors (1615824970).

1816112630 is a wasteful number, since it uses less digits than its factorization.

1816112630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 1816112630 is about 42615.8729817893. The cubic root of 1816112630 is about 1220.0592621038.

The spelling of 1816112630 in words is "one billion, eight hundred sixteen million, one hundred twelve thousand, six hundred thirty".