244231430040 has 160 divisors (see below), whose sum is σ = 884034431280. Its totient is φ = 60118495488.

The previous prime is 244231430033. The next prime is 244231430089. The reversal of 244231430040 is 40034132442.

It is a happy number.

244231430040 is a `hidden beast` number, since 2 + 4 + 4 + 2 + 314 + 300 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 244231429986 and 244231430013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2857114 + ... + 2941353.

Almost surely, 2^244231430040 is an apocalyptic number.

244231430040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244231430040 is an abundant number, since it is smaller than the sum of its proper divisors (639803001240).

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

244231430040 is a wasteful number, since it uses less digits than its factorization.

244231430040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5798503 (or 5798490 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 244231430040 its reverse (40034132442), we get a palindrome (284265562482).

The spelling of 244231430040 in words is "two hundred forty-four billion, two hundred thirty-one million, four hundred thirty thousand, forty".