43492643712 has 256 divisors, whose sum is σ = 148896499200. Its totient is φ = 12240543744.

The previous prime is 43492643687. The next prime is 43492643713. The reversal of 43492643712 is 21734629434.

43492643712 is a `hidden beast` number, since 4 + 349 + 264 + 37 + 12 = 666.

It is a super-2 number, since 2×43492643712² (a number of 22 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43492643713) 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, 1607448 + ... + 1634280.

It is an arithmetic number, because the mean of its divisors is an integer number (581626950).

Almost surely, 2^43492643712 is an apocalyptic number.

43492643712 is a gapful number since it is divisible by the number (42) 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 43492643712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74448249600).

43492643712 is an abundant number, since it is smaller than the sum of its proper divisors (105403855488).

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

43492643712 is a wasteful number, since it uses less digits than its factorization.

43492643712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26930 (or 26912 counting only the distinct ones).

The product of its digits is 870912, while the sum is 45.

The spelling of 43492643712 in words is "forty-three billion, four hundred ninety-two million, six hundred forty-three thousand, seven hundred twelve".