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54511015141 = 115638802037
BaseRepresentation
bin110010110001000111…
…000001010011100101
312012200222002111001201
4302301013001103211
51343114304441031
641013024122501
73636555661252
oct626107012345
9165628074051
1054511015141
1121133057540
12a693766431
1351a950215b
1428d18a6429
15164090bd61
hexcb11c14e5

54511015141 has 8 divisors (see below), whose sum is σ = 59572193184. Its totient is φ = 49467442320.

The previous prime is 54511015127. The next prime is 54511015187. The reversal of 54511015141 is 14151011545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54511015141 - 29 = 54511014629 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 (54511015541) 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, 4394826 + ... + 4407211.

It is an arithmetic number, because the mean of its divisors is an integer number (7446524148).

Almost surely, 254511015141 is an apocalyptic number.

It is an amenable number.

54511015141 is a deficient number, since it is larger than the sum of its proper divisors (5061178043).

54511015141 is a wasteful number, since it uses less digits than its factorization.

54511015141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8802611.

The product of its (nonzero) digits is 2000, while the sum is 28.

Adding to 54511015141 its reverse (14151011545), we get a palindrome (68662026686).

The spelling of 54511015141 in words is "fifty-four billion, five hundred eleven million, fifteen thousand, one hundred forty-one".

Divisors: 1 11 563 6193 8802037 96822407 4955546831 54511015141