612205623336 has 128 divisors (see below), whose sum is σ = 1584685618560. Its totient is φ = 196942233600.

The previous prime is 612205623319. The next prime is 612205623349. The reversal of 612205623336 is 633326502216.

It is a junction number, because it is equal to n+sod(n) for n = 612205623294 and 612205623303.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54994491 + ... + 55005621.

It is an arithmetic number, because the mean of its divisors is an integer number (12380356395).

Almost surely, 2^612205623336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 612205623336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (792342809280).

612205623336 is an abundant number, since it is smaller than the sum of its proper divisors (972479995224).

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

612205623336 is a wasteful number, since it uses less digits than its factorization.

612205623336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11675 (or 11671 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 39.

The spelling of 612205623336 in words is "six hundred twelve billion, two hundred five million, six hundred twenty-three thousand, three hundred thirty-six".