4112693640 has 384 divisors, whose sum is σ = 15688857600. Its totient is φ = 923650560.

The previous prime is 4112693603. The next prime is 4112693653. The reversal of 4112693640 is 463962114.

4112693640 is a `hidden beast` number, since 4 + 1 + 1 + 2 + 6 + 9 + 3 + 640 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4112693595 and 4112693604.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3535699 + ... + 3536861.

It is an arithmetic number, because the mean of its divisors is an integer number (40856400).

Almost surely, 2^4112693640 is an apocalyptic number.

4112693640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4112693640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7844428800).

4112693640 is an abundant number, since it is smaller than the sum of its proper divisors (11576163960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4112693640 is a wasteful number, since it uses less digits than its factorization.

4112693640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257 (or 1250 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 4112693640 is about 64130.2864487599. The cubic root of 4112693640 is about 1602.1707047355.

The spelling of 4112693640 in words is "four billion, one hundred twelve million, six hundred ninety-three thousand, six hundred forty".