612383650848 has 72 divisors (see below), whose sum is σ = 1741931388288. Its totient is φ = 204073333632.

The previous prime is 612383650841. The next prime is 612383650877. The reversal of 612383650848 is 848056383216.

612383650848 is a `hidden beast` number, since 6 + 1 + 238 + 365 + 0 + 8 + 48 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×612383650848² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 612383650794 and 612383650803.

It is not an unprimeable number, because it can be changed into a prime (612383650841) 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 11 ways as a sum of consecutive naturals, for example, 802665 + ... + 1367127.

It is an arithmetic number, because the mean of its divisors is an integer number (24193491504).

Almost surely, 2^612383650848 is an apocalyptic number.

It is an amenable number.

612383650848 is an abundant number, since it is smaller than the sum of its proper divisors (1129547737440).

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

612383650848 is a wasteful number, since it uses less digits than its factorization.

612383650848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568246 (or 568235 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 54.

The spelling of 612383650848 in words is "six hundred twelve billion, three hundred eighty-three million, six hundred fifty thousand, eight hundred forty-eight".