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55758080748 = 22325118511979
BaseRepresentation
bin110011111011011100…
…001100101011101100
312022220212122222110210
4303323130030223230
51403143032040443
641340453102420
74012510603116
oct637334145354
9168825588423
1055758080748
1121712a8a377
12a981327a10
1353479951b6
1429ad3683b6
1516b5142c33
hexcfb70caec

55758080748 has 24 divisors (see below), whose sum is σ = 130620530880. Its totient is φ = 18511978000.

The previous prime is 55758080747. The next prime is 55758080761. The reversal of 55758080748 is 84708085755.

It is not an unprimeable number, because it can be changed into a prime (55758080747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9252978 + ... + 9259001.

It is an arithmetic number, because the mean of its divisors is an integer number (5442522120).

Almost surely, 255758080748 is an apocalyptic number.

It is an amenable number.

55758080748 is an abundant number, since it is smaller than the sum of its proper divisors (74862450132).

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

55758080748 is a wasteful number, since it uses less digits than its factorization.

55758080748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18512237 (or 18512235 counting only the distinct ones).

The product of its (nonzero) digits is 12544000, while the sum is 57.

The spelling of 55758080748 in words is "fifty-five billion, seven hundred fifty-eight million, eighty thousand, seven hundred forty-eight".

Divisors: 1 2 3 4 6 12 251 502 753 1004 1506 3012 18511979 37023958 55535937 74047916 111071874 222143748 4646506729 9293013458 13939520187 18586026916 27879040374 55758080748