43528082534 has 4 divisors (see below), whose sum is σ = 65292123804. Its totient is φ = 21764041266.

The previous prime is 43528082399. The next prime is 43528082537.

It is a happy number.

43528082534 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×43528082534² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43528082537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10882020632 + ... + 10882020635.

It is an arithmetic number, because the mean of its divisors is an integer number (16323030951).

Almost surely, 2^43528082534 is an apocalyptic number.

43528082534 is a deficient number, since it is larger than the sum of its proper divisors (21764041270).

43528082534 is a wasteful number, since it uses less digits than its factorization.

43528082534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21764041269.

The product of its (nonzero) digits is 921600, while the sum is 44.

The spelling of 43528082534 in words is "forty-three billion, five hundred twenty-eight million, eighty-two thousand, five hundred thirty-four".