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58409247449 = 729643447481
BaseRepresentation
bin110110011001011101…
…100110001011011001
312120202122022012111002
4312121131212023121
51424110231404244
642455520514345
74135302261110
oct663135461331
9176678265432
1058409247449
1122853552133
12b3a117b9b5
13567b0115a7
142b814c8c77
1517bcc7da4e
hexd997662d9

58409247449 has 16 divisors (see below), whose sum is σ = 69162817920. Its totient is φ = 48263402880.

The previous prime is 58409247439. The next prime is 58409247473. The reversal of 58409247449 is 94474290485.

It is a happy number.

It is not a de Polignac number, because 58409247449 - 232 = 54114280153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 58409247394 and 58409247403.

It is not an unprimeable number, because it can be changed into a prime (58409247439) 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, 93212 + ... + 354269.

It is an arithmetic number, because the mean of its divisors is an integer number (4322676120).

Almost surely, 258409247449 is an apocalyptic number.

It is an amenable number.

58409247449 is a deficient number, since it is larger than the sum of its proper divisors (10753570471).

58409247449 is a wasteful number, since it uses less digits than its factorization.

58409247449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448160.

The product of its (nonzero) digits is 11612160, while the sum is 56.

The spelling of 58409247449 in words is "fifty-eight billion, four hundred nine million, two hundred forty-seven thousand, four hundred forty-nine".

Divisors: 1 7 29 203 643 4501 18647 130529 447481 3132367 12976949 90838643 287730283 2014111981 8344178207 58409247449