20146013346 has 32 divisors (see below), whose sum is σ = 40451584320. Its totient is φ = 6688799424.

The previous prime is 20146013309. The next prime is 20146013347. The reversal of 20146013346 is 64331064102.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20146013347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1590936 + ... + 1603548.

It is an arithmetic number, because the mean of its divisors is an integer number (1264112010).

Almost surely, 2^20146013346 is an apocalyptic number.

20146013346 is an abundant number, since it is smaller than the sum of its proper divisors (20305570974).

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

20146013346 is a wasteful number, since it uses less digits than its factorization.

20146013346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13650.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 20146013346 its reverse (64331064102), we get a palindrome (84477077448).

The spelling of 20146013346 in words is "twenty billion, one hundred forty-six million, thirteen thousand, three hundred forty-six".