244501493890 has 8 divisors (see below), whose sum is σ = 440102689020. Its totient is φ = 97800597552.

The previous prime is 244501493881. The next prime is 244501493891. The reversal of 244501493890 is 98394105442.

It is a happy number.

244501493890 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 237731330929 + 6770162961 = 487577^2 + 82281^2 .

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

It is not an unprimeable number, because it can be changed into a prime (244501493891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12225074685 + ... + 12225074704.

Almost surely, 2^244501493890 is an apocalyptic number.

244501493890 is a deficient number, since it is larger than the sum of its proper divisors (195601195130).

244501493890 is a wasteful number, since it uses less digits than its factorization.

244501493890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24450149396.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 244501493890 in words is "two hundred forty-four billion, five hundred one million, four hundred ninety-three thousand, eight hundred ninety".