612256236817104 has 160 divisors (see below), whose sum is σ = 1983275166729600. Its totient is φ = 179134531107840.

The previous prime is 612256236817087. The next prime is 612256236817109. The reversal of 612256236817104 is 401718632652216.

612256236817104 is a `hidden beast` number, since 6 + 1 + 2 + 2 + 5 + 623 + 6 + 8 + 1 + 7 + 1 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612256236817109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2221272549 + ... + 2221548164.

It is an arithmetic number, because the mean of its divisors is an integer number (12395469792060).

Almost surely, 2^{612256236817104} is an apocalyptic number.

It is an amenable number.

612256236817104 is an abundant number, since it is smaller than the sum of its proper divisors (1371018929912496).

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

612256236817104 is a wasteful number, since it uses less digits than its factorization.

612256236817104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4442820770 (or 4442820758 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 612256236817104 in words is "six hundred twelve trillion, two hundred fifty-six billion, two hundred thirty-six million, eight hundred seventeen thousand, one hundred four".