620551110412 has 12 divisors (see below), whose sum is σ = 1085987622496. Its totient is φ = 310268932560.

The previous prime is 620551110373. The next prime is 620551110427. The reversal of 620551110412 is 214011155026.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1441764 + ... + 1822027.

Almost surely, 2^620551110412 is an apocalyptic number.

It is an amenable number.

620551110412 is a deficient number, since it is larger than the sum of its proper divisors (465436512084).

620551110412 is a wasteful number, since it uses less digits than its factorization.

620551110412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3311328 (or 3311326 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 28.

Adding to 620551110412 its reverse (214011155026), we get a palindrome (834562265438).

The spelling of 620551110412 in words is "six hundred twenty billion, five hundred fifty-one million, one hundred ten thousand, four hundred twelve".