612000613250 has 128 divisors (see below), whose sum is σ = 1256810929920. Its totient is φ = 221766758400.

The previous prime is 612000613223. The next prime is 612000613261. The reversal of 612000613250 is 52316000216.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 130962914 + ... + 130967586.

It is an arithmetic number, because the mean of its divisors is an integer number (9818835390).

Almost surely, 2^612000613250 is an apocalyptic number.

612000613250 is an abundant number, since it is smaller than the sum of its proper divisors (644810316670).

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

612000613250 is a wasteful number, since it uses less digits than its factorization.

612000613250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5445 (or 5435 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 612000613250 its reverse (52316000216), we get a palindrome (664316613466).

The spelling of 612000613250 in words is "six hundred twelve billion, six hundred thirteen thousand, two hundred fifty".