612220046552 has 32 divisors (see below), whose sum is σ = 1191019658400. Its totient is φ = 294677451264.

The previous prime is 612220046551. The next prime is 612220046569. The reversal of 612220046552 is 255640022216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612220046551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3837068 + ... + 3993435.

It is an arithmetic number, because the mean of its divisors is an integer number (37219364325).

Almost surely, 2^612220046552 is an apocalyptic number.

It is an amenable number.

612220046552 is a deficient number, since it is larger than the sum of its proper divisors (578799611848).

612220046552 is a wasteful number, since it uses less digits than its factorization.

612220046552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7830875 (or 7830871 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 612220046552 its reverse (255640022216), we get a palindrome (867860068768).

The spelling of 612220046552 in words is "six hundred twelve billion, two hundred twenty million, forty-six thousand, five hundred fifty-two".