244002205040 has 80 divisors (see below), whose sum is σ = 619134096096. Its totient is φ = 88691404800.

The previous prime is 244002205039. The next prime is 244002205091. The reversal of 244002205040 is 40502200442.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 244002204997 and 244002205015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2120180 + ... + 2232300.

Almost surely, 2^244002205040 is an apocalyptic number.

244002205040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244002205040 is an abundant number, since it is smaller than the sum of its proper divisors (375131891056).

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

244002205040 is a wasteful number, since it uses less digits than its factorization.

244002205040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114618 (or 114612 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

Adding to 244002205040 its reverse (40502200442), we get a palindrome (284504405482).

The spelling of 244002205040 in words is "two hundred forty-four billion, two million, two hundred five thousand, forty".