244040742355 has 4 divisors (see below), whose sum is σ = 292848890832. Its totient is φ = 195232593880.

The previous prime is 244040742329. The next prime is 244040742383. The reversal of 244040742355 is 553247040442.

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

It is not a de Polignac number, because 244040742355 - 2¹⁹ = 244040218067 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24404074231 + ... + 24404074240.

It is an arithmetic number, because the mean of its divisors is an integer number (73212222708).

Almost surely, 2^244040742355 is an apocalyptic number.

244040742355 is a deficient number, since it is larger than the sum of its proper divisors (48808148477).

244040742355 is an equidigital number, since it uses as much as digits as its factorization.

244040742355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48808148476.

The product of its (nonzero) digits is 537600, while the sum is 40.

Adding to 244040742355 its reverse (553247040442), we get a palindrome (797287782797).

The spelling of 244040742355 in words is "two hundred forty-four billion, forty million, seven hundred forty-two thousand, three hundred fifty-five".