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53968896000 = 218335361
BaseRepresentation
bin110010010000110011…
…000000000000000000
312011022011222222102000
4302100303000000000
51341012014133000
640443140424000
73620254022055
oct622063000000
9164264888360
1053968896000
1120985042398
12a5620a8000
1351210c0ab6
14287d8a902c
15160d024000
hexc90cc0000

53968896000 has 608 divisors, whose sum is σ = 202836154560. Its totient is φ = 14155776000.

The previous prime is 53968895887. The next prime is 53968896013. The reversal of 53968896000 is 69886935.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 884735970 + ... + 884736030.

Almost surely, 253968896000 is an apocalyptic number.

53968896000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53968896000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101418077280).

53968896000 is an abundant number, since it is smaller than the sum of its proper divisors (148867258560).

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

53968896000 is an frugal number, since it uses more digits than its factorization.

53968896000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 53968896000 in words is "fifty-three billion, nine hundred sixty-eight million, eight hundred ninety-six thousand".