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55053540041 = 1921091399109
BaseRepresentation
bin110011010001011100…
…100101101011001001
312021002202221121022112
4303101130211223021
51400222201240131
641142524232105
73656164240433
oct632134455311
9167082847275
1055053540041
1121391319525
12a80539b635
135264a260c6
14294396b653
15167337502b
hexcd1725ac9

55053540041 has 12 divisors (see below), whose sum is σ = 58636700100. Its totient is φ = 51677453088.

The previous prime is 55053539971. The next prime is 55053540049. The reversal of 55053540041 is 14004535055.

55053540041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 34557322816 + 20496217225 = 185896^2 + 143165^2 .

It is not a de Polignac number, because 55053540041 - 210 = 55053539017 is a prime.

It is a super-4 number, since 4×550535400414 (a number of 44 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55053540049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 660206 + ... + 738903.

It is an arithmetic number, because the mean of its divisors is an integer number (4886391675).

Almost surely, 255053540041 is an apocalyptic number.

It is an amenable number.

55053540041 is a deficient number, since it is larger than the sum of its proper divisors (3583160059).

55053540041 is a wasteful number, since it uses less digits than its factorization.

55053540041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1399256 (or 1399237 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The spelling of 55053540041 in words is "fifty-five billion, fifty-three million, five hundred forty thousand, forty-one".

Divisors: 1 19 109 361 2071 39349 1399109 26583071 152502881 505078349 2897554739 55053540041