43106500634 has 4 divisors (see below), whose sum is σ = 64659750954. Its totient is φ = 21553250316.

The previous prime is 43106500621. The next prime is 43106500639. The reversal of 43106500634 is 43600560134.

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

It can be written as a sum of positive squares in only one way, i.e., 29393388025 + 13713112609 = 171445^2 + 117103^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 43106500634.

It is not an unprimeable number, because it can be changed into a prime (43106500639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10776625157 + ... + 10776625160.

Almost surely, 2^43106500634 is an apocalyptic number.

43106500634 is a deficient number, since it is larger than the sum of its proper divisors (21553250320).

43106500634 is a wasteful number, since it uses less digits than its factorization.

43106500634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21553250319.

The product of its (nonzero) digits is 25920, while the sum is 32.

The spelling of 43106500634 in words is "forty-three billion, one hundred six million, five hundred thousand, six hundred thirty-four".