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58975997991 = 343210632053
BaseRepresentation
bin110110111011001111…
…100101000000100111
312122020010202010001220
4312323033211000213
51431240323413431
643032044151423
74155323466051
oct667317450047
9178203663056
1058975997991
1123014460209
12b51ab38573
13573b568141
142bd68988d1
1518028ceb96
hexdbb3e5027

58975997991 has 12 divisors (see below), whose sum is σ = 80505912888. Its totient is φ = 38402971824.

The previous prime is 58975997981. The next prime is 58975998023. The reversal of 58975997991 is 19979957985.

It is not a de Polignac number, because 58975997991 - 213 = 58975989799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58975997981) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5310480 + ... + 5321573.

It is an arithmetic number, because the mean of its divisors is an integer number (6708826074).

Almost surely, 258975997991 is an apocalyptic number.

58975997991 is a deficient number, since it is larger than the sum of its proper divisors (21529914897).

58975997991 is a wasteful number, since it uses less digits than its factorization.

58975997991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10632142 (or 10632099 counting only the distinct ones).

The product of its digits is 578680200, while the sum is 78.

The spelling of 58975997991 in words is "fifty-eight billion, nine hundred seventy-five million, nine hundred ninety-seven thousand, nine hundred ninety-one".

Divisors: 1 3 43 129 1849 5547 10632053 31896159 457178279 1371534837 19658665997 58975997991