20234144351836 has 12 divisors (see below), whose sum is σ = 35409784209520. Its totient is φ = 10117063149120.

The previous prime is 20234144351831. The next prime is 20234144351887. The reversal of 20234144351836 is 63815344143202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20234144351831) 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, 7066756 + ... + 9508276.

Almost surely, 2^{20234144351836} is an apocalyptic number.

It is an amenable number.

20234144351836 is a deficient number, since it is larger than the sum of its proper divisors (15175639857684).

20234144351836 is a wasteful number, since it uses less digits than its factorization.

20234144351836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4513404 (or 4513402 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 46.

The spelling of 20234144351836 in words is "twenty trillion, two hundred thirty-four billion, one hundred forty-four million, three hundred fifty-one thousand, eight hundred thirty-six".