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80053608955 = 516010721791
BaseRepresentation
bin100101010001110010…
…0010010000111111011
321122122001222200122211
41022203210102013323
52302422210441310
6100435350355551
75532542306635
oct1124344220773
9248561880584
1080053608955
1130a501a2301
121362195bbb7
13771a284aa8
143c35d31a55
15213805cc8a
hex12a39121fb

80053608955 has 4 divisors (see below), whose sum is σ = 96064330752. Its totient is φ = 64042887160.

The previous prime is 80053608953. The next prime is 80053608959. The reversal of 80053608955 is 55980635008.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 80053608955 - 21 = 80053608953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80053608899 and 80053608908.

It is not an unprimeable number, because it can be changed into a prime (80053608953) 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, 8005360891 + ... + 8005360900.

It is an arithmetic number, because the mean of its divisors is an integer number (24016082688).

Almost surely, 280053608955 is an apocalyptic number.

80053608955 is a deficient number, since it is larger than the sum of its proper divisors (16010721797).

80053608955 is a wasteful number, since it uses less digits than its factorization.

80053608955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16010721796.

The product of its (nonzero) digits is 1296000, while the sum is 49.

The spelling of 80053608955 in words is "eighty billion, fifty-three million, six hundred eight thousand, nine hundred fifty-five".

Divisors: 1 5 16010721791 80053608955