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80576836636896 = 253319227202910657
BaseRepresentation
bin10010010100100011000001…
…101110011001000011100000
3101120022001220021202022111000
4102110203001232121003200
541030132330134340041
6443212253203352000
722654325061461445
oct2224430156310340
9346261807668430
1080576836636896
1123746498714146
1290543b7682600
1335c64949330c2
1415c7d227839cc
1594aec5e77bb6
hex4948c1b990e0

80576836636896 has 384 divisors, whose sum is σ = 248620615488000. Its totient is φ = 25318361382912.

The previous prime is 80576836636873. The next prime is 80576836636903. The reversal of 80576836636896 is 69863663867508.

80576836636896 is a `hidden beast` number, since 8 + 0 + 57 + 68 + 3 + 66 + 368 + 96 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7560925200 + ... + 7560935856.

It is an arithmetic number, because the mean of its divisors is an integer number (647449519500).

Almost surely, 280576836636896 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 80576836636896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124310307744000).

80576836636896 is an abundant number, since it is smaller than the sum of its proper divisors (168043778851104).

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

80576836636896 is a wasteful number, since it uses less digits than its factorization.

80576836636896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12951 (or 12937 counting only the distinct ones).

The product of its (nonzero) digits is 11287019520, while the sum is 81.

The spelling of 80576836636896 in words is "eighty trillion, five hundred seventy-six billion, eight hundred thirty-six million, six hundred thirty-six thousand, eight hundred ninety-six".