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55867263792 = 2431163901329
BaseRepresentation
bin110100000001111100…
…101100101100110000
312100012111010001110020
4310001330230230300
51403404004420132
641355353203440
74015304623044
oct640174545460
9170174101406
1055867263792
112176968319a
12a9b1a00580
1353644a2752
1429bda6a024
1516bea0d52c
hexd01f2cb30

55867263792 has 20 divisors (see below), whose sum is σ = 144323764920. Its totient is φ = 18622421248.

The previous prime is 55867263791. The next prime is 55867263797. The reversal of 55867263792 is 29736276855.

It is not an unprimeable number, because it can be changed into a prime (55867263791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581950617 + ... + 581950712.

It is an arithmetic number, because the mean of its divisors is an integer number (7216188246).

Almost surely, 255867263792 is an apocalyptic number.

It is an amenable number.

55867263792 is an abundant number, since it is smaller than the sum of its proper divisors (88456501128).

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

55867263792 is a wasteful number, since it uses less digits than its factorization.

55867263792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163901340 (or 1163901334 counting only the distinct ones).

The product of its digits is 38102400, while the sum is 60.

The spelling of 55867263792 in words is "fifty-five billion, eight hundred sixty-seven million, two hundred sixty-three thousand, seven hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 1163901329 2327802658 3491703987 4655605316 6983407974 9311210632 13966815948 18622421264 27933631896 55867263792