43540114500 has 144 divisors (see below), whose sum is σ = 137631639600. Its totient is φ = 11587276800.

The previous prime is 43540114493. The next prime is 43540114507. The reversal of 43540114500 is 541104534.

It is a happy number.

43540114500 is a `hidden beast` number, since 4 + 3 + 5 + 40 + 114 + 500 = 666.

It is an interprime number because it is at equal distance from previous prime (43540114493) and next prime (43540114507).

It can be written as a sum of positive squares in 8 ways, for example, as 2626152516 + 40913961984 = 51246^2 + 202272^2 .

It is a super-2 number, since 2×43540114500² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43540114507) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2280996 + ... + 2300004.

It is an arithmetic number, because the mean of its divisors is an integer number (955775275).

Almost surely, 2^43540114500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43540114500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68815819800).

43540114500 is an abundant number, since it is smaller than the sum of its proper divisors (94091525100).

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

43540114500 is a wasteful number, since it uses less digits than its factorization.

43540114500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19543 (or 19528 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The spelling of 43540114500 in words is "forty-three billion, five hundred forty million, one hundred fourteen thousand, five hundred".