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40122566485 = 561627130211
BaseRepresentation
bin100101010111011111…
…011100011101010101
310211120012200120002221
4211113133130131111
51124132334111420
630233153502341
72620163121331
oct452737343525
9124505616087
1040122566485
111601a163061
127938b719b1
133a25597701
141d289947c1
15109c647caa
hex9577dc755

40122566485 has 8 divisors (see below), whose sum is σ = 48148230816. Its totient is φ = 32097285840.

The previous prime is 40122566461. The next prime is 40122566489. The reversal of 40122566485 is 58466522104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40122566485 - 225 = 40089012053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40122566489) 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, 243030 + ... + 373240.

It is an arithmetic number, because the mean of its divisors is an integer number (6018528852).

Almost surely, 240122566485 is an apocalyptic number.

It is an amenable number.

40122566485 is a deficient number, since it is larger than the sum of its proper divisors (8025664331).

40122566485 is a wasteful number, since it uses less digits than its factorization.

40122566485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191843.

The product of its (nonzero) digits is 460800, while the sum is 43.

The spelling of 40122566485 in words is "forty billion, one hundred twenty-two million, five hundred sixty-six thousand, four hundred eighty-five".

Divisors: 1 5 61627 130211 308135 651055 8024513297 40122566485