244040007641 has 16 divisors (see below), whose sum is σ = 253902609408. Its totient is φ = 234305784000.

The previous prime is 244040007557. The next prime is 244040007647. The reversal of 244040007641 is 146700040442.

It is a cyclic number.

It is not a de Polignac number, because 244040007641 - 2¹⁴ = 244039991257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 244040007598 and 244040007607.

It is not an unprimeable number, because it can be changed into a prime (244040007647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3698051 + ... + 3763463.

It is an arithmetic number, because the mean of its divisors is an integer number (15868913088).

Almost surely, 2^244040007641 is an apocalyptic number.

It is an amenable number.

244040007641 is a deficient number, since it is larger than the sum of its proper divisors (9862601767).

244040007641 is a wasteful number, since it uses less digits than its factorization.

244040007641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66392.

The product of its (nonzero) digits is 21504, while the sum is 32.

The spelling of 244040007641 in words is "two hundred forty-four billion, forty million, seven thousand, six hundred forty-one".