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12375200000 = 285531499
BaseRepresentation
bin10111000011001111…
…01001000100000000
31011221110010021222202
423201213221010000
5200321022400000
65403551252332
7615445315202
oct134147510400
934843107882
1012375200000
115280528a19
12249451a0a8
131222b01c67
148557a8772
154c6685dd5
hex2e19e9100

12375200000 has 216 divisors, whose sum is σ = 31935456000. Its totient is φ = 4780800000.

The previous prime is 12375199987. The next prime is 12375200021. The reversal of 12375200000 is 257321.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24799751 + ... + 24800249.

Almost surely, 212375200000 is an apocalyptic number.

12375200000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12375200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15967728000).

12375200000 is an abundant number, since it is smaller than the sum of its proper divisors (19560256000).

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

12375200000 is an frugal number, since it uses more digits than its factorization.

12375200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571 (or 537 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

Adding to 12375200000 its reverse (257321), we get a palindrome (12375457321).

The spelling of 12375200000 in words is "twelve billion, three hundred seventy-five million, two hundred thousand".