634234516316244 has 96 divisors (see below), whose sum is σ = 1651963131786240. Its totient is φ = 210428070027264.

The previous prime is 634234516316237. The next prime is 634234516316249. The reversal of 634234516316244 is 442613615432436.

634234516316244 is a `hidden beast` number, since 6 + 3 + 4 + 2 + 3 + 4 + 5 + 1 + 6 + 3 + 1 + 624 + 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 (634234516316249) 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, 141160204 + ... + 145583900.

It is an arithmetic number, because the mean of its divisors is an integer number (17207949289440).

Almost surely, 2^{634234516316244} 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 634234516316244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (825981565893120).

634234516316244 is an abundant number, since it is smaller than the sum of its proper divisors (1017728615469996).

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

634234516316244 is a wasteful number, since it uses less digits than its factorization.

634234516316244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4429886 (or 4429878 counting only the distinct ones).

The product of its digits is 29859840, while the sum is 54.

The spelling of 634234516316244 in words is "six hundred thirty-four trillion, two hundred thirty-four billion, five hundred sixteen million, three hundred sixteen thousand, two hundred forty-four".