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56073885378 = 2374348136451
BaseRepresentation
bin110100001110010000…
…111001011011000010
312100201212220111222120
4310032100321123002
51404314403313003
641432053545110
74023364106250
oct641620713302
9170655814876
1056073885378
1121865279035
12aa4b045196
135398237944
1429dd2935d0
1516d2c24853
hexd0e4396c2

56073885378 has 64 divisors (see below), whose sum is σ = 131197135872. Its totient is φ = 15642849600.

The previous prime is 56073885367. The next prime is 56073885379. The reversal of 56073885378 is 87358837065.

It is not an unprimeable number, because it can be changed into a prime (56073885379) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8689053 + ... + 8695503.

It is an arithmetic number, because the mean of its divisors is an integer number (2049955248).

Almost surely, 256073885378 is an apocalyptic number.

56073885378 is an abundant number, since it is smaller than the sum of its proper divisors (75123250494).

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

56073885378 is a wasteful number, since it uses less digits than its factorization.

56073885378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11319.

The product of its (nonzero) digits is 33868800, while the sum is 60.

The spelling of 56073885378 in words is "fifty-six billion, seventy-three million, eight hundred eighty-five thousand, three hundred seventy-eight".

Divisors: 1 2 3 6 7 14 21 42 43 86 129 258 301 602 903 1806 4813 6451 9626 12902 14439 19353 28878 33691 38706 45157 67382 90314 101073 135471 202146 206959 270942 277393 413918 554786 620877 832179 1241754 1448713 1664358 1941751 2897426 3883502 4346139 5825253 8692278 11650506 31048663 62097326 93145989 186291978 217340641 434681282 652021923 1304043846 1335092509 2670185018 4005277527 8010555054 9345647563 18691295126 28036942689 56073885378