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53929246680 = 23325418344021
BaseRepresentation
bin110010001110011011…
…101111111111011000
312011012102101120202200
4302032123233333120
51340421341343210
640435202530200
73616263014301
oct621633577730
9164172346680
1053929246680
1120964721261
12a550966960
135115b1aa6a
1428785077a8
1516097e10c0
hexc8e6effd8

53929246680 has 192 divisors, whose sum is σ = 181712250720. Its totient is φ = 13861017600.

The previous prime is 53929246673. The next prime is 53929246681. The reversal of 53929246680 is 8664292935.

It is a happy number.

53929246680 is a `hidden beast` number, since 5 + 3 + 92 + 92 + 466 + 8 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53929246681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1203070 + ... + 1247090.

Almost surely, 253929246680 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 53929246680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90856125360).

53929246680 is an abundant number, since it is smaller than the sum of its proper divisors (127783004040).

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

53929246680 is a wasteful number, since it uses less digits than its factorization.

53929246680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44162 (or 44155 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 54.

The spelling of 53929246680 in words is "fifty-three billion, nine hundred twenty-nine million, two hundred forty-six thousand, six hundred eighty".