20434401234334 has 8 divisors (see below), whose sum is σ = 30655389297240. Its totient is φ = 10215938135256.

The previous prime is 20434401234301. The next prime is 20434401234337. The reversal of 20434401234334 is 43343210443402.

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

It is a junction number, because it is equal to n+sod(n) for n = 20434401234293 and 20434401234302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20434401234337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 631220724 + ... + 631253095.

It is an arithmetic number, because the mean of its divisors is an integer number (3831923662155).

Almost surely, 2^{20434401234334} is an apocalyptic number.

20434401234334 is a deficient number, since it is larger than the sum of its proper divisors (10220988062906).

20434401234334 is a wasteful number, since it uses less digits than its factorization.

20434401234334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262481914.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 20434401234334 its reverse (43343210443402), we get a palindrome (63777611677736).

The spelling of 20434401234334 in words is "twenty trillion, four hundred thirty-four billion, four hundred one million, two hundred thirty-four thousand, three hundred thirty-four".