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BaseRepresentation
bin101111101101110011…
…100010001010010100
311220020121110122010000
4233231303202022110
51314411443142331
635311533531300
73462430533654
oct575563421224
9156217418100
1051234349716
111a801500290
129b1a343b30
134aa66ccc84
1426a0642364
1514ece180e6
hexbedce2294

51234349716 has 120 divisors (see below), whose sum is σ = 147165369120. Its totient is φ = 15413716800.

The previous prime is 51234349693. The next prime is 51234349721. The reversal of 51234349716 is 61794343215.

51234349716 is a `hidden beast` number, since 5 + 1 + 234 + 349 + 71 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 443686 + ... + 547106.

It is an arithmetic number, because the mean of its divisors is an integer number (1226378076).

Almost surely, 251234349716 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 51234349716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73582684560).

51234349716 is an abundant number, since it is smaller than the sum of its proper divisors (95931019404).

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

51234349716 is a wasteful number, since it uses less digits than its factorization.

51234349716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103587 (or 103576 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The spelling of 51234349716 in words is "fifty-one billion, two hundred thirty-four million, three hundred forty-nine thousand, seven hundred sixteen".