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55082195351 = 274092009639
BaseRepresentation
bin110011010011001001…
…111001100110010111
312021011202212110000022
4303103021321212113
51400302020222401
641145430335355
73656662635551
oct632311714627
9167152773008
1055082195351
11213a65106a7
12a812aba55b
13526a94a001
1429476aa4d1
151675b3571b
hexcd3279997

55082195351 has 4 divisors (see below), whose sum is σ = 55084232400. Its totient is φ = 55080158304.

The previous prime is 55082195327. The next prime is 55082195359. The reversal of 55082195351 is 15359128055.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15359128055 = 53071825611.

It is a cyclic number.

It is not a de Polignac number, because 55082195351 - 222 = 55078001047 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 (55082195359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 977411 + ... + 1032228.

It is an arithmetic number, because the mean of its divisors is an integer number (13771058100).

Almost surely, 255082195351 is an apocalyptic number.

55082195351 is a deficient number, since it is larger than the sum of its proper divisors (2037049).

55082195351 is a wasteful number, since it uses less digits than its factorization.

55082195351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2037048.

The product of its (nonzero) digits is 270000, while the sum is 44.

The spelling of 55082195351 in words is "fifty-five billion, eighty-two million, one hundred ninety-five thousand, three hundred fifty-one".

Divisors: 1 27409 2009639 55082195351