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40007040067340 = 22510931830148219
BaseRepresentation
bin10010001100010110111010…
…11010010110011100001100
312020122122011102001111011022
421012023131122112130030
520220433404224123330
6221030551441213312
711266261514451263
oct1106133532263414
9166578142044138
1040007040067340
1111824988155945
1245a1770931238
131942855c8ba98
149c44cb4a55da
15495a1ccecae5
hex2462dd69670c

40007040067340 has 24 divisors (see below), whose sum is σ = 84091650412560. Its totient is φ = 15988174832448.

The previous prime is 40007040067331. The next prime is 40007040067373. The reversal of 40007040067340 is 4376004070004.

It is a self number, because there is not a number n which added to its sum of digits gives 40007040067340.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 915052250 + ... + 915095969.

It is an arithmetic number, because the mean of its divisors is an integer number (3503818767190).

Almost surely, 240007040067340 is an apocalyptic number.

It is an amenable number.

40007040067340 is an abundant number, since it is smaller than the sum of its proper divisors (44084610345220).

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

40007040067340 is a wasteful number, since it uses less digits than its factorization.

40007040067340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830149321 (or 1830149319 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 35.

The spelling of 40007040067340 in words is "forty trillion, seven billion, forty million, sixty-seven thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 1093 2186 4372 5465 10930 21860 1830148219 3660296438 7320592876 9150741095 18301482190 36602964380 2000352003367 4000704006734 8001408013468 10001760016835 20003520033670 40007040067340