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40677506680 = 2351163874409
BaseRepresentation
bin100101111000100100…
…010111111001111000
310212222212220102221111
4211320210113321320
51131301420203210
630404220050104
72640012046636
oct457044277170
9125885812844
1040677506680
1116284434918
127a72993934
133ab35476a5
141d7c56c356
1510d121488a
hex978917e78

40677506680 has 32 divisors (see below), whose sum is σ = 91603191600. Its totient is φ = 16256993536.

The previous prime is 40677506671. The next prime is 40677506689. The reversal of 40677506680 is 8660577604.

It is an interprime number because it is at equal distance from previous prime (40677506671) and next prime (40677506689).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40677506689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 390685 + ... + 483724.

Almost surely, 240677506680 is an apocalyptic number.

40677506680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40677506680 is an abundant number, since it is smaller than the sum of its proper divisors (50925684920).

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

40677506680 is a wasteful number, since it uses less digits than its factorization.

40677506680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875583 (or 875579 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 40677506680 in words is "forty billion, six hundred seventy-seven million, five hundred six thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 1163 2326 4652 5815 9304 11630 23260 46520 874409 1748818 3497636 4372045 6995272 8744090 17488180 34976360 1016937667 2033875334 4067750668 5084688335 8135501336 10169376670 20338753340 40677506680