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55061156167 = 4753671731907
BaseRepresentation
bin110011010001111001…
…101001000101000111
312021010022021112200021
4303101321221011013
51400231123444132
641143355400011
73656316051043
oct632171510507
9167108245607
1055061156167
1121395650646
12a807a53007
1352664918a4
142944991023
151673d7b997
hexcd1e69147

55061156167 has 32 divisors (see below), whose sum is σ = 58515581952. Its totient is φ = 51755493504.

The previous prime is 55061156159. The next prime is 55061156177. The reversal of 55061156167 is 76165116055.

55061156167 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 55061156167 - 23 = 55061156159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55061156147) 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, 28872228 + ... + 28874134.

It is an arithmetic number, because the mean of its divisors is an integer number (1828611936).

Almost surely, 255061156167 is an apocalyptic number.

55061156167 is a deficient number, since it is larger than the sum of its proper divisors (3454425785).

55061156167 is a wasteful number, since it uses less digits than its factorization.

55061156167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2247.

The product of its (nonzero) digits is 189000, while the sum is 43.

The spelling of 55061156167 in words is "fifty-five billion, sixty-one million, one hundred fifty-six thousand, one hundred sixty-seven".

Divisors: 1 47 53 67 173 1907 2491 3149 3551 8131 9169 11591 89629 101071 127769 166897 329911 430943 544777 614323 4750337 6005143 6771757 15505817 17485283 22104037 28873181 318272579 821808301 1038889739 1171513961 55061156167