20247432256244 has 24 divisors (see below), whose sum is σ = 37298317076160. Its totient is φ = 9590782107456.

The previous prime is 20247432256243. The next prime is 20247432256267. The reversal of 20247432256244 is 44265223474202.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20247432256243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5603384 + ... + 8478960.

It is an arithmetic number, because the mean of its divisors is an integer number (1554096544840).

Almost surely, 2^{20247432256244} is an apocalyptic number.

It is an amenable number.

20247432256244 is a deficient number, since it is larger than the sum of its proper divisors (17050884819916).

20247432256244 is a wasteful number, since it uses less digits than its factorization.

20247432256244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2968247 (or 2968245 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 47.

The spelling of 20247432256244 in words is "twenty trillion, two hundred forty-seven billion, four hundred thirty-two million, two hundred fifty-six thousand, two hundred forty-four".