12620052720354 has 8 divisors (see below), whose sum is σ = 25240105440720. Its totient is φ = 4206684240116.

The previous prime is 12620052720337. The next prime is 12620052720377. The reversal of 12620052720354 is 45302725002621.

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

12620052720354 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1051671060024 + ... + 1051671060035.

It is an arithmetic number, because the mean of its divisors is an integer number (3155013180090).

Almost surely, 2^{12620052720354} is an apocalyptic number.

12620052720354 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12620052720354 is a wasteful number, since it uses less digits than its factorization.

12620052720354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2103342120064.

The product of its (nonzero) digits is 201600, while the sum is 39.

Adding to 12620052720354 its reverse (45302725002621), we get a palindrome (57922777722975).

The spelling of 12620052720354 in words is "twelve trillion, six hundred twenty billion, fifty-two million, seven hundred twenty thousand, three hundred fifty-four".