244042472545 has 8 divisors (see below), whose sum is σ = 292854499560. Its totient is φ = 195231623040.

The previous prime is 244042472519. The next prime is 244042472567. The reversal of 244042472545 is 545274240442.

It can be written as a sum of positive squares in 4 ways, for example, as 16200452961 + 227842019584 = 127281^2 + 477328^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 244042472545 - 2³⁷ = 106603519073 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254685 + ... + 743605.

It is an arithmetic number, because the mean of its divisors is an integer number (36606812445).

Almost surely, 2^244042472545 is an apocalyptic number.

It is an amenable number.

244042472545 is a deficient number, since it is larger than the sum of its proper divisors (48812027015).

244042472545 is an equidigital number, since it uses as much as digits as its factorization.

244042472545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588755.

The product of its (nonzero) digits is 1433600, while the sum is 43.

The spelling of 244042472545 in words is "two hundred forty-four billion, forty-two million, four hundred seventy-two thousand, five hundred forty-five".