244140221403 has 96 divisors (see below), whose sum is σ = 416922920960. Its totient is φ = 136317634560.

The previous prime is 244140221399. The next prime is 244140221411. The reversal of 244140221403 is 304122041442.

244140221403 is a `hidden beast` number, since 2 + 4 + 41 + 402 + 214 + 0 + 3 = 666.

It is not a de Polignac number, because 244140221403 - 2² = 244140221399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (244140220403) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6666300 + ... + 6702822.

Almost surely, 2^244140221403 is an apocalyptic number.

244140221403 is a deficient number, since it is larger than the sum of its proper divisors (172782699557).

244140221403 is a wasteful number, since it uses less digits than its factorization.

244140221403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36689 (or 36686 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 244140221403 its reverse (304122041442), we get a palindrome (548262262845).

The spelling of 244140221403 in words is "two hundred forty-four billion, one hundred forty million, two hundred twenty-one thousand, four hundred three".