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70663836607 = 7131745677981
BaseRepresentation
bin100000111001111100…
…1001001001110111111
320202101200110211111121
41001303321021032333
52124204420232412
652243523131411
75051054462230
oct1016371111677
9222350424447
1070663836607
1127a71991371
1211841213b67
136881b34590
1435c4c59087
151c88a3d107
hex1073e493bf

70663836607 has 16 divisors (see below), whose sum is σ = 92086811712. Its totient is φ = 52621032960.

The previous prime is 70663836599. The next prime is 70663836671.

70663836607 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 70663836607 - 23 = 70663836599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70663836697) 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, 22837444 + ... + 22840537.

It is an arithmetic number, because the mean of its divisors is an integer number (5755425732).

Almost surely, 270663836607 is an apocalyptic number.

70663836607 is a deficient number, since it is larger than the sum of its proper divisors (21422975105).

70663836607 is a wasteful number, since it uses less digits than its factorization.

70663836607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45678018.

The product of its (nonzero) digits is 4572288, while the sum is 52.

The spelling of 70663836607 in words is "seventy billion, six hundred sixty-three million, eight hundred thirty-six thousand, six hundred seven".

Divisors: 1 7 13 17 91 119 221 1547 45677981 319745867 593813753 776525677 4156696271 5435679739 10094833801 70663836607