12020045846 has 4 divisors (see below), whose sum is σ = 18030068772. Its totient is φ = 6010022922.

The previous prime is 12020045827. The next prime is 12020045861. The reversal of 12020045846 is 64854002021.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3005011460 + ... + 3005011463.

It is an arithmetic number, because the mean of its divisors is an integer number (4507517193).

Almost surely, 2^12020045846 is an apocalyptic number.

12020045846 is a deficient number, since it is larger than the sum of its proper divisors (6010022926).

12020045846 is an equidigital number, since it uses as much as digits as its factorization.

12020045846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6010022925.

The product of its (nonzero) digits is 15360, while the sum is 32.

Adding to 12020045846 its reverse (64854002021), we get a palindrome (76874047867).

The spelling of 12020045846 in words is "twelve billion, twenty million, forty-five thousand, eight hundred forty-six".