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54239420711 = 7431211914869
BaseRepresentation
bin110010100000111010…
…111110000100100111
312012000001001001112202
4302200322332010213
51342040242430321
640530043005115
73630050316620
oct624072760447
9165001031482
1054239420711
1121003814633
12a61880979b
13516516b6a8
1428a77a8a47
151626b5e70b
hexca0ebe127

54239420711 has 16 divisors (see below), whose sum is σ = 63438988800. Its totient is φ = 45402946848.

The previous prime is 54239420701. The next prime is 54239420743. The reversal of 54239420711 is 11702493245.

54239420711 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54239420711 - 214 = 54239404327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54239420701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3640385 + ... + 3655253.

It is an arithmetic number, because the mean of its divisors is an integer number (3964936800).

Almost surely, 254239420711 is an apocalyptic number.

54239420711 is a deficient number, since it is larger than the sum of its proper divisors (9199568089).

54239420711 is a wasteful number, since it uses less digits than its factorization.

54239420711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27038.

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 54239420711 in words is "fifty-four billion, two hundred thirty-nine million, four hundred twenty thousand, seven hundred eleven".

Divisors: 1 7 43 301 12119 14869 84833 104083 521117 639367 3647819 4475569 180197411 1261381877 7748488673 54239420711