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55904263882 = 21973173116491
BaseRepresentation
bin110100000100001001…
…110101111011001010
312100022001201212000221
4310010021311323022
51403442442421012
641403154220254
74016234255035
oct640411657312
9170261655027
1055904263882
1121788554985
12aa0228468a
13536c0589ac
1429c493c01c
1516c2dbb507
hexd04275eca

55904263882 has 32 divisors (see below), whose sum is σ = 89997059520. Its totient is φ = 25967018880.

The previous prime is 55904263847. The next prime is 55904263889. The reversal of 55904263882 is 28836240955.

It is not an unprimeable number, because it can be changed into a prime (55904263889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 421657 + ... + 538147.

It is an arithmetic number, because the mean of its divisors is an integer number (2812408110).

Almost surely, 255904263882 is an apocalyptic number.

55904263882 is a deficient number, since it is larger than the sum of its proper divisors (34092795638).

55904263882 is a wasteful number, since it uses less digits than its factorization.

55904263882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116758.

The product of its (nonzero) digits is 4147200, while the sum is 52.

The spelling of 55904263882 in words is "fifty-five billion, nine hundred four million, two hundred sixty-three thousand, eight hundred eighty-two".

Divisors: 1 2 19 38 73 146 173 346 1387 2774 3287 6574 12629 25258 116491 232982 239951 479902 2213329 4426658 8503843 17007686 20152943 40305886 161573017 323146034 382905917 765811834 1471164839 2942329678 27952131941 55904263882