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BaseRepresentation
bin1001010010011100110100…
…0110111001001001001000
31100011022110010222210122201
42110213031012321021020
52314310330032230132
633415332125525544
72102556133046020
oct224471506711110
940138403883581
1010212578398792
1132881482a0420
12118b323a138b4
135910713b3903
14274411990a80
1512a9bc7da2e7
hex949cd1b9248

10212578398792 has 128 divisors (see below), whose sum is σ = 24055071655680. Its totient is φ = 3948736896000.

The previous prime is 10212578398739. The next prime is 10212578398843. The reversal of 10212578398792 is 29789387521201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79336242 + ... + 79464862.

It is an arithmetic number, because the mean of its divisors is an integer number (187930247310).

Almost surely, 210212578398792 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10212578398792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12027535827840).

10212578398792 is an abundant number, since it is smaller than the sum of its proper divisors (13842493256888).

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

10212578398792 is a wasteful number, since it uses less digits than its factorization.

10212578398792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129623 (or 129619 counting only the distinct ones).

The product of its (nonzero) digits is 30481920, while the sum is 64.

The spelling of 10212578398792 in words is "ten trillion, two hundred twelve billion, five hundred seventy-eight million, three hundred ninety-eight thousand, seven hundred ninety-two".