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40268142216 = 233217233767577
BaseRepresentation
bin100101100000001010…
…110001011010001000
310211221100121120110200
4211200022301122020
51124432121022331
630255434012200
72623611363351
oct454012613210
9124840546420
1040268142216
1116094353285
127979877060
133a497a78b3
141d4004ad28
1510aa3015e6
hex9602b1688

40268142216 has 384 divisors, whose sum is σ = 125816820480. Its totient is φ = 11561730048.

The previous prime is 40268142203. The next prime is 40268142223. The reversal of 40268142216 is 61224186204.

40268142216 is a `hidden beast` number, since 40 + 268 + 142 + 216 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 95 ways as a sum of consecutive naturals, for example, 69788520 + ... + 69789096.

It is an arithmetic number, because the mean of its divisors is an integer number (327647970).

Almost surely, 240268142216 is an apocalyptic number.

40268142216 is a gapful number since it is divisible by the number (46) 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 40268142216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62908410240).

40268142216 is an abundant number, since it is smaller than the sum of its proper divisors (85548678264).

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

40268142216 is a wasteful number, since it uses less digits than its factorization.

40268142216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733 (or 726 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The spelling of 40268142216 in words is "forty billion, two hundred sixty-eight million, one hundred forty-two thousand, two hundred sixteen".