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51080325467 = 137967385573
BaseRepresentation
bin101111100100100111…
…111110100101011011
311212211212122101120012
4233210213332211123
51314103030403332
635244352352135
73455550413453
oct574447764533
9155755571505
1051080325467
111a73256a616
129a9684564b
134a80822472
142687dcad63
1514de6413b2
hexbe49fe95b

51080325467 has 8 divisors (see below), whose sum is σ = 51506517216. Its totient is φ = 50654907072.

The previous prime is 51080325463. The next prime is 51080325473. The reversal of 51080325467 is 76452308015.

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 51080325467 - 22 = 51080325463 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51080325463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60308 + ... + 325265.

It is an arithmetic number, because the mean of its divisors is an integer number (6438314652).

Almost surely, 251080325467 is an apocalyptic number.

51080325467 is a deficient number, since it is larger than the sum of its proper divisors (426191749).

51080325467 is a wasteful number, since it uses less digits than its factorization.

51080325467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386677.

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 51080325467 in words is "fifty-one billion, eighty million, three hundred twenty-five thousand, four hundred sixty-seven".

Divisors: 1 137 967 132479 385573 52823501 372849091 51080325467