126528043369 has 32 divisors (see below), whose sum is σ = 159283998720. Its totient is φ = 97838088192.

The previous prime is 126528043297. The next prime is 126528043373. The reversal of 126528043369 is 963340825621.

It is not a de Polignac number, because 126528043369 - 2²⁹ = 125991172457 is a prime.

It is a super-2 number, since 2×126528043369² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (126528040369) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1188472 + ... + 1290550.

It is an arithmetic number, because the mean of its divisors is an integer number (4977624960).

Almost surely, 2^126528043369 is an apocalyptic number.

It is an amenable number.

126528043369 is a deficient number, since it is larger than the sum of its proper divisors (32755955351).

126528043369 is a wasteful number, since it uses less digits than its factorization.

126528043369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102409.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 126528043369 in words is "one hundred twenty-six billion, five hundred twenty-eight million, forty-three thousand, three hundred sixty-nine".