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55373315473 = 731255176569
BaseRepresentation
bin110011100100100000…
…011011110110010001
312021221001122212202001
4303210200123312101
51401401032043343
641234350154001
74000126262350
oct634440336621
9167831585661
1055373315473
112153587a543
12a8944b2901
1352b6059038
14297420b997
15169148d44d
hexce481bd91

55373315473 has 8 divisors (see below), whose sum is σ = 65325201920. Its totient is φ = 45931782240.

The previous prime is 55373315471. The next prime is 55373315479. The reversal of 55373315473 is 37451337355.

It is a happy number.

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 55373315473 - 21 = 55373315471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55373315471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127588068 + ... + 127588501.

It is an arithmetic number, because the mean of its divisors is an integer number (8165650240).

Almost surely, 255373315473 is an apocalyptic number.

It is an amenable number.

55373315473 is a deficient number, since it is larger than the sum of its proper divisors (9951886447).

55373315473 is a wasteful number, since it uses less digits than its factorization.

55373315473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255176607.

The product of its digits is 1984500, while the sum is 46.

The spelling of 55373315473 in words is "fifty-five billion, three hundred seventy-three million, three hundred fifteen thousand, four hundred seventy-three".

Divisors: 1 7 31 217 255176569 1786235983 7910473639 55373315473