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54808695834 = 2320533444883
BaseRepresentation
bin110011000010110110…
…100101010000011010
312020110201020020012120
4303002312211100122
51344222011231314
641102340322110
73650132141064
oct630266452032
9166421206176
1054808695834
1121276097442
12a7573a3336
13522609a389
14291d234734
15165bb0d8a9
hexcc2da541a

54808695834 has 16 divisors (see below), whose sum is σ = 109622976672. Its totient is φ = 18268634448.

The previous prime is 54808695833. The next prime is 54808695847. The reversal of 54808695834 is 43859680845.

It is not an unprimeable number, because it can be changed into a prime (54808695833) 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, 99244 + ... + 345639.

It is an arithmetic number, because the mean of its divisors is an integer number (6851436042).

Almost surely, 254808695834 is an apocalyptic number.

54808695834 is an abundant number, since it is smaller than the sum of its proper divisors (54814280838).

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

54808695834 is a wasteful number, since it uses less digits than its factorization.

54808695834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465421.

The product of its (nonzero) digits is 33177600, while the sum is 60.

The spelling of 54808695834 in words is "fifty-four billion, eight hundred eight million, six hundred ninety-five thousand, eight hundred thirty-four".

Divisors: 1 2 3 6 20533 41066 61599 123198 444883 889766 1334649 2669298 9134782639 18269565278 27404347917 54808695834