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48111671790 = 23357138632269
BaseRepresentation
bin101100110011101011…
…011101100111101110
311121011222121011022000
4230303223131213232
51242013041444130
634034024033130
73322152314460
oct546353354756
9147158534260
1048111671790
111944986a126
1293a86027a6
1346c9794960
142485a24130
1513b8be0260
hexb33add9ee

48111671790 has 256 divisors, whose sum is σ = 158157619200. Its totient is φ = 10134802944.

The previous prime is 48111671789. The next prime is 48111671801. The reversal of 48111671790 is 9717611184.

48111671790 is a `hidden beast` number, since 481 + 1 + 16 + 71 + 7 + 90 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 21202776 + ... + 21205044.

It is an arithmetic number, because the mean of its divisors is an integer number (617803200).

Almost surely, 248111671790 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48111671790, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79078809600).

48111671790 is an abundant number, since it is smaller than the sum of its proper divisors (110045947410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48111671790 is a wasteful number, since it uses less digits than its factorization.

48111671790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3168 (or 3162 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 45.

The spelling of 48111671790 in words is "forty-eight billion, one hundred eleven million, six hundred seventy-one thousand, seven hundred ninety".