152128771226 has 4 divisors (see below), whose sum is σ = 228193156842. Its totient is φ = 76064385612.

The previous prime is 152128771181. The next prime is 152128771229. The reversal of 152128771226 is 622177821251.

152128771226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 151320222001 + 808549225 = 388999^2 + 28435^2 .

It is not an unprimeable number, because it can be changed into a prime (152128771229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38032192805 + ... + 38032192808.

Almost surely, 2^152128771226 is an apocalyptic number.

152128771226 is a deficient number, since it is larger than the sum of its proper divisors (76064385616).

152128771226 is an equidigital number, since it uses as much as digits as its factorization.

152128771226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76064385615.

The product of its digits is 188160, while the sum is 44.

The spelling of 152128771226 in words is "one hundred fifty-two billion, one hundred twenty-eight million, seven hundred seventy-one thousand, two hundred twenty-six".