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53478596879 = 891733334667
BaseRepresentation
bin110001110011100100…
…101010000100001111
312010001000102012110022
4301303210222010033
51334011010100004
640322343532355
73602151400421
oct616344520417
9163030365408
1053478596879
1120753301404
12a445a5a0bb
135073654386
14283471a811
1515cee752be
hexc7392a10f

53478596879 has 8 divisors (see below), whose sum is σ = 54084160080. Its totient is φ = 52873137856.

The previous prime is 53478596851. The next prime is 53478596891. The reversal of 53478596879 is 97869587435.

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

It is not a de Polignac number, because 53478596879 - 28 = 53478596623 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 (53478586879) 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, 1525304 + ... + 1559970.

It is an arithmetic number, because the mean of its divisors is an integer number (6760520010).

Almost surely, 253478596879 is an apocalyptic number.

53478596879 is a deficient number, since it is larger than the sum of its proper divisors (605563201).

53478596879 is a wasteful number, since it uses less digits than its factorization.

53478596879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52089.

The product of its digits is 457228800, while the sum is 71.

The spelling of 53478596879 in words is "fifty-three billion, four hundred seventy-eight million, five hundred ninety-six thousand, eight hundred seventy-nine".

Divisors: 1 89 17333 34667 1542637 3085363 600883111 53478596879