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1868034758401 = 71729691783361
BaseRepresentation
bin11011001011101111100…
…011000101011100000001
320121120201112221222200101
4123023233203011130001
5221101213344232101
63550055135522401
7251650433313250
oct33135743053401
96546645858611
101868034758401
11660257a15649
12262055089401
131072024952b6
14665b03b6797
15338d2870401
hex1b2ef8c5701

1868034758401 has 32 divisors (see below), whose sum is σ = 2341813697280. Its totient is φ = 1452913459200.

The previous prime is 1868034758393. The next prime is 1868034758413. The reversal of 1868034758401 is 1048574308681.

It is not a de Polignac number, because 1868034758401 - 23 = 1868034758393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1868034758431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1992961 + ... + 2776321.

It is an arithmetic number, because the mean of its divisors is an integer number (73181678040).

Almost surely, 21868034758401 is an apocalyptic number.

It is an amenable number.

1868034758401 is a deficient number, since it is larger than the sum of its proper divisors (473778938879).

1868034758401 is a wasteful number, since it uses less digits than its factorization.

1868034758401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784105.

The product of its (nonzero) digits is 5160960, while the sum is 55.

The spelling of 1868034758401 in words is "one trillion, eight hundred sixty-eight billion, thirty-four million, seven hundred fifty-eight thousand, four hundred one".

Divisors: 1 7 17 29 119 203 493 691 3451 4837 11747 20039 82229 140273 340663 783361 2384641 5483527 13317137 22717469 93219959 159022283 386196973 541302451 2703378811 3789117157 9202141667 15697771079 64414991669 109884397553 266862108343 1868034758401