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40755078623 = 76195445149
BaseRepresentation
bin100101111101001100…
…010010010111011111
310220012021212111122102
4211331030102113133
51131431300003443
630420030435315
72641643311130
oct457514222737
9126167774572
1040755078623
11163141a7866
127a94962b3b
133ac663784c
141d889a1c87
1510d7e38cb8
hex97d3125df

40755078623 has 8 divisors (see below), whose sum is σ = 47340794400. Its totient is φ = 34360253280.

The previous prime is 40755078619. The next prime is 40755078649. The reversal of 40755078623 is 32687055704.

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

It is a cyclic number.

It is not a de Polignac number, because 40755078623 - 22 = 40755078619 is a prime.

It is a super-2 number, since 2×407550786232 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40755078613) 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, 47722148 + ... + 47723001.

It is an arithmetic number, because the mean of its divisors is an integer number (5917599300).

Almost surely, 240755078623 is an apocalyptic number.

40755078623 is a deficient number, since it is larger than the sum of its proper divisors (6585715777).

40755078623 is an equidigital number, since it uses as much as digits as its factorization.

40755078623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95445217.

The product of its (nonzero) digits is 1411200, while the sum is 47.

The spelling of 40755078623 in words is "forty billion, seven hundred fifty-five million, seventy-eight thousand, six hundred twenty-three".

Divisors: 1 7 61 427 95445149 668116043 5822154089 40755078623