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16442667642707 = 157104730367151
BaseRepresentation
bin1110111101000101101101…
…0111010010111101010011
32011012220101210001000001122
43233101123113102331103
54123344040404031312
654545353543552455
73314641426626335
oct357213327227523
964186353030048
1016442667642707
11526a3292522a9
121a1684815b72b
139236c97736c7
1440bb87a9b455
151d7aa159db72
hexef45b5d2f53

16442667642707 has 4 divisors (see below), whose sum is σ = 16547398010016. Its totient is φ = 16337937275400.

The previous prime is 16442667642683. The next prime is 16442667642767. The reversal of 16442667642707 is 70724676624461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16442667642707 - 218 = 16442667380563 is a prime.

It is a super-3 number, since 3×164426676427073 (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16442667642707.

It is not an unprimeable number, because it can be changed into a prime (16442667642767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52365183419 + ... + 52365183732.

It is an arithmetic number, because the mean of its divisors is an integer number (4136849502504).

Almost surely, 216442667642707 is an apocalyptic number.

16442667642707 is a deficient number, since it is larger than the sum of its proper divisors (104730367309).

16442667642707 is a wasteful number, since it uses less digits than its factorization.

16442667642707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104730367308.

The product of its (nonzero) digits is 113799168, while the sum is 62.

The spelling of 16442667642707 in words is "sixteen trillion, four hundred forty-two billion, six hundred sixty-seven million, six hundred forty-two thousand, seven hundred seven".

Divisors: 1 157 104730367151 16442667642707