244706432455013 has 8 divisors (see below), whose sum is σ = 251429532235032. Its totient is φ = 237989091223296.

The previous prime is 244706432454983. The next prime is 244706432455019. The reversal of 244706432455013 is 310554234607442.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 159247186785124 + 85459245669889 = 12619318^2 + 9244417^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 244706432455013 - 2¹² = 244706432450917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244706432455019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1439550920 + ... + 1439720897.

It is an arithmetic number, because the mean of its divisors is an integer number (31428691529379).

Almost surely, 2^{244706432455013} is an apocalyptic number.

It is an amenable number.

244706432455013 is a deficient number, since it is larger than the sum of its proper divisors (6723099780019).

244706432455013 is a wasteful number, since it uses less digits than its factorization.

244706432455013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2879274151.

The product of its (nonzero) digits is 9676800, while the sum is 50.

The spelling of 244706432455013 in words is "two hundred forty-four trillion, seven hundred six billion, four hundred thirty-two million, four hundred fifty-five thousand, thirteen".