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40130455166 = 2263750710163
BaseRepresentation
bin100101010111111101…
…100010011001111110
310211120202112100100022
4211113331202121332
51124141344031131
630234034532142
72620320145364
oct452775423176
9124522470308
1040130455166
1116023660a2a
12793b737052
133a270ca279
141d29a49634
15109d1a537b
hex957f6267e

40130455166 has 16 divisors (see below), whose sum is σ = 60438559104. Its totient is φ = 19984304664.

The previous prime is 40130455163. The next prime is 40130455193. The reversal of 40130455166 is 66155403104.

It is a super-2 number, since 2×401304551662 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40130455163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3943601 + ... + 3953763.

It is an arithmetic number, because the mean of its divisors is an integer number (3777409944).

Almost surely, 240130455166 is an apocalyptic number.

40130455166 is a deficient number, since it is larger than the sum of its proper divisors (20308103938).

40130455166 is a wasteful number, since it uses less digits than its factorization.

40130455166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17935.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 40130455166 in words is "forty billion, one hundred thirty million, four hundred fifty-five thousand, one hundred sixty-six".

Divisors: 1 2 263 526 7507 10163 15014 20326 1974341 2672869 3948682 5345738 76293641 152587282 20065227583 40130455166