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40202981362011 = 31316072043131397
BaseRepresentation
bin10010010010000011111000…
…11011000100100101011011
312021100100220220011120122010
421021001330123010211123
520232141201212041021
6221300554503201003
711316366233126166
oct1111017433044533
9167310826146563
1040202981362011
111189aa96986716
124613735146163
131958181473970
149cdb98510add
1549ab89ca2976
hex24907c6c495b

40202981362011 has 32 divisors (see below), whose sum is σ = 57767947388928. Its totient is φ = 24722903272320.

The previous prime is 40202981362009. The next prime is 40202981362121. The reversal of 40202981362011 is 11026318920204.

It is not a de Polignac number, because 40202981362011 - 21 = 40202981362009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (40202981362811) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1280456365 + ... + 1280487761.

It is an arithmetic number, because the mean of its divisors is an integer number (1805248355904).

Almost surely, 240202981362011 is an apocalyptic number.

40202981362011 is a deficient number, since it is larger than the sum of its proper divisors (17564966026917).

40202981362011 is a wasteful number, since it uses less digits than its factorization.

40202981362011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53451.

The product of its (nonzero) digits is 41472, while the sum is 39.

The spelling of 40202981362011 in words is "forty trillion, two hundred two billion, nine hundred eighty-one million, three hundred sixty-two thousand, eleven".

Divisors: 1 3 13 39 1607 4821 20431 20891 31397 61293 62673 94191 265603 408161 796809 1224483 32832617 50454979 98497851 151364937 426824021 641472107 655914727 1280472063 1924416321 1967744181 8339137391 25017412173 1030845675949 3092537027847 13400993787337 40202981362011