12017720062 has 4 divisors (see below), whose sum is σ = 18026580096. Its totient is φ = 6008860030.

The previous prime is 12017720017. The next prime is 12017720063. The reversal of 12017720062 is 26002771021.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12017720062.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12017720063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3004430014 + ... + 3004430017.

It is an arithmetic number, because the mean of its divisors is an integer number (4506645024).

Almost surely, 2^12017720062 is an apocalyptic number.

12017720062 is a deficient number, since it is larger than the sum of its proper divisors (6008860034).

12017720062 is an equidigital number, since it uses as much as digits as its factorization.

12017720062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6008860033.

The product of its (nonzero) digits is 2352, while the sum is 28.

The spelling of 12017720062 in words is "twelve billion, seventeen million, seven hundred twenty thousand, sixty-two".