244021140642 has 32 divisors (see below), whose sum is σ = 496004486400. Its totient is φ = 80020781568.

The previous prime is 244021140637. The next prime is 244021140679. The reversal of 244021140642 is 246041120442.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 797967 + ... + 1060562.

It is an arithmetic number, because the mean of its divisors is an integer number (15500140200).

Almost surely, 2^244021140642 is an apocalyptic number.

244021140642 is an abundant number, since it is smaller than the sum of its proper divisors (251983345758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

244021140642 is a wasteful number, since it uses less digits than its factorization.

244021140642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1858890.

The product of its (nonzero) digits is 12288, while the sum is 30.

The spelling of 244021140642 in words is "two hundred forty-four billion, twenty-one million, one hundred forty thousand, six hundred forty-two".