612227379948 has 24 divisors (see below), whose sum is σ = 1437294548928. Its totient is φ = 202823793936.

The previous prime is 612227379943. The next prime is 612227380019. The reversal of 612227379948 is 849973722216.

612227379948 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 612227379891 and 612227379900.

It is not an unprimeable number, because it can be changed into a prime (612227379941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156497886 + ... + 156501797.

It is an arithmetic number, because the mean of its divisors is an integer number (59887272872).

Almost surely, 2^612227379948 is an apocalyptic number.

It is an amenable number.

612227379948 is an abundant number, since it is smaller than the sum of its proper divisors (825067168980).

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

612227379948 is a wasteful number, since it uses less digits than its factorization.

612227379948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312999853 (or 312999851 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 60.

The spelling of 612227379948 in words is "six hundred twelve billion, two hundred twenty-seven million, three hundred seventy-nine thousand, nine hundred forty-eight".