244136524145 has 4 divisors (see below), whose sum is σ = 292963828980. Its totient is φ = 195309219312.

The previous prime is 244136524141. The next prime is 244136524183. The reversal of 244136524145 is 541425631442.

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

It can be written as a sum of positive squares in 2 ways, for example, as 120873038224 + 123263485921 = 347668^2 + 351089^2 .

It is a cyclic number.

It is not a de Polignac number, because 244136524145 - 2² = 244136524141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (244136524141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24413652410 + ... + 24413652419.

It is an arithmetic number, because the mean of its divisors is an integer number (73240957245).

Almost surely, 2^244136524145 is an apocalyptic number.

It is an amenable number.

244136524145 is a deficient number, since it is larger than the sum of its proper divisors (48827304835).

244136524145 is an equidigital number, since it uses as much as digits as its factorization.

244136524145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48827304834.

The product of its digits is 460800, while the sum is 41.

The spelling of 244136524145 in words is "two hundred forty-four billion, one hundred thirty-six million, five hundred twenty-four thousand, one hundred forty-five".