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16442072236654 = 261134771083907
BaseRepresentation
bin1110111101000011011111…
…1000000000001001101110
32011012211212021200020111121
43233100313320000021232
54123341330443033104
654545214514211154
73314620610022541
oct357206770001156
964184767606447
1016442072236654
11526a053151989
121a16700883aba
139236332c5b2c
1440bb2c98c858
151d7a6918c254
hexef437e0026e

16442072236654 has 8 divisors (see below), whose sum is σ = 25067421606888. Its totient is φ = 8086265034360.

The previous prime is 16442072236649. The next prime is 16442072236663. The reversal of 16442072236654 is 45663227024461.

16442072236654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×164420722366543 (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67385541832 + ... + 67385542075.

It is an arithmetic number, because the mean of its divisors is an integer number (3133427700861).

Almost surely, 216442072236654 is an apocalyptic number.

16442072236654 is a deficient number, since it is larger than the sum of its proper divisors (8625349370234).

16442072236654 is a wasteful number, since it uses less digits than its factorization.

16442072236654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134771083970.

The product of its (nonzero) digits is 11612160, while the sum is 52.

The spelling of 16442072236654 in words is "sixteen trillion, four hundred forty-two billion, seventy-two million, two hundred thirty-six thousand, six hundred fifty-four".

Divisors: 1 2 61 122 134771083907 269542167814 8221036118327 16442072236654