43540102010523 has 16 divisors (see below), whose sum is σ = 60591891905280. Its totient is φ = 27758121672864.

The previous prime is 43540102010437. The next prime is 43540102010599. The reversal of 43540102010523 is 32501020104534.

43540102010523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43540102010523 - 2³⁸ = 43265224103579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43540102015523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74491536 + ... + 75073757.

It is an arithmetic number, because the mean of its divisors is an integer number (3786993244080).

Almost surely, 2^{43540102010523} is an apocalyptic number.

43540102010523 is a deficient number, since it is larger than the sum of its proper divisors (17051789894757).

43540102010523 is a wasteful number, since it uses less digits than its factorization.

43540102010523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149569538.

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 43540102010523 in words is "forty-three trillion, five hundred forty billion, one hundred two million, ten thousand, five hundred twenty-three".