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68469003454379 = 1143348132986741
BaseRepresentation
bin11111001000101101011101…
…01000010000011110101011
322222102120110120111222002212
433210112232220100132223
532433244004341020004
6401342120450115335
720264502506512553
oct1744265650203653
9288376416458085
1068469003454379
111a8a85a5515290
12781990287bb4b
132c287a392a558
1412c9cbb6a2163
157db0812c496e
hex3e45aea107ab

68469003454379 has 16 divisors (see below), whose sum is σ = 74881540545504. Its totient is φ = 62087873241600.

The previous prime is 68469003454367. The next prime is 68469003454399. The reversal of 68469003454379 is 97345430096486.

It is a cyclic number.

It is not a de Polignac number, because 68469003454379 - 24 = 68469003454363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68469003454399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21430949 + ... + 24417689.

It is an arithmetic number, because the mean of its divisors is an integer number (4680096284094).

Almost surely, 268469003454379 is an apocalyptic number.

68469003454379 is a deficient number, since it is larger than the sum of its proper divisors (6412537091125).

68469003454379 is a wasteful number, since it uses less digits than its factorization.

68469003454379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2991998.

The product of its (nonzero) digits is 470292480, while the sum is 68.

The spelling of 68469003454379 in words is "sixty-eight trillion, four hundred sixty-nine billion, three million, four hundred fifty-four thousand, three hundred seventy-nine".

Divisors: 1 11 433 4763 4813 52943 2084029 2986741 22924319 32854151 1293258853 14225847383 14375184433 158127028763 6224454859489 68469003454379