20344241432434 has 8 divisors (see below), whose sum is σ = 30516385453488. Its totient is φ = 10172112947940.

The previous prime is 20344241432419. The next prime is 20344241432453. The reversal of 20344241432434 is 43423414244302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20344241432434² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284089 + ... + 6385075.

It is an arithmetic number, because the mean of its divisors is an integer number (3814548181686).

Almost surely, 2^{20344241432434} is an apocalyptic number.

20344241432434 is a deficient number, since it is larger than the sum of its proper divisors (10172144021054).

20344241432434 is a wasteful number, since it uses less digits than its factorization.

20344241432434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7768280.

The product of its (nonzero) digits is 884736, while the sum is 40.

Adding to 20344241432434 its reverse (43423414244302), we get a palindrome (63767655676736).

The spelling of 20344241432434 in words is "twenty trillion, three hundred forty-four billion, two hundred forty-one million, four hundred thirty-two thousand, four hundred thirty-four".