43242126015 has 64 divisors (see below), whose sum is σ = 76196381184. Its totient is φ = 20766720000.

The previous prime is 43242126013. The next prime is 43242126023. The reversal of 43242126015 is 51062124234.

It is not a de Polignac number, because 43242126015 - 2¹ = 43242126013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43242126013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13853655 + ... + 13856775.

It is an arithmetic number, because the mean of its divisors is an integer number (1190568456).

Almost surely, 2^43242126015 is an apocalyptic number.

43242126015 is a deficient number, since it is larger than the sum of its proper divisors (32954255169).

43242126015 is a wasteful number, since it uses less digits than its factorization.

43242126015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3912.

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 43242126015 in words is "forty-three billion, two hundred forty-two million, one hundred twenty-six thousand, fifteen".