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55445003236 = 2277925065553
BaseRepresentation
bin110011101000110001…
…111001101111100100
312022010001112222212101
4303220301321233210
51402022410100421
641245430501444
74001656515520
oct635061715744
9168101488771
1055445003236
1121572293627
12a8b4504884
1352c7b68b2c
14297d94cd80
1516978ee191
hexce8c79be4

55445003236 has 24 divisors (see below), whose sum is σ = 112293681920. Its totient is φ = 23461356672.

The previous prime is 55445003213. The next prime is 55445003267. The reversal of 55445003236 is 63230054455.

It is a junction number, because it is equal to n+sod(n) for n = 55445003195 and 55445003204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12530565 + ... + 12534988.

Almost surely, 255445003236 is an apocalyptic number.

It is an amenable number.

55445003236 is an abundant number, since it is smaller than the sum of its proper divisors (56848678684).

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

55445003236 is a wasteful number, since it uses less digits than its factorization.

55445003236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25065643 (or 25065641 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 37.

The spelling of 55445003236 in words is "fifty-five billion, four hundred forty-five million, three thousand, two hundred thirty-six".

Divisors: 1 2 4 7 14 28 79 158 316 553 1106 2212 25065553 50131106 100262212 175458871 350917742 701835484 1980178687 3960357374 7920714748 13861250809 27722501618 55445003236