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12437407055 = 53907636673
BaseRepresentation
bin10111001010101001…
…11100010101001111
31012002210011202000202
423211110330111033
5200432434011210
65414052444115
7620132133653
oct134524742517
935083152022
1012437407055
115302657007
1224b131963b
131232972678
1485db5ca63
154cbd729a5
hex2e553c54f

12437407055 has 8 divisors (see below), whose sum is σ = 14928731952. Its totient is φ = 9947363328.

The previous prime is 12437407019. The next prime is 12437407057. The reversal of 12437407055 is 55070473421.

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 12437407055 - 218 = 12437144911 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 (12437407057) 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, 298802 + ... + 337871.

It is an arithmetic number, because the mean of its divisors is an integer number (1866091494).

Almost surely, 212437407055 is an apocalyptic number.

12437407055 is a deficient number, since it is larger than the sum of its proper divisors (2491324897).

12437407055 is an equidigital number, since it uses as much as digits as its factorization.

12437407055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640585.

The product of its (nonzero) digits is 117600, while the sum is 38.

The spelling of 12437407055 in words is "twelve billion, four hundred thirty-seven million, four hundred seven thousand, fifty-five".

Divisors: 1 5 3907 19535 636673 3183365 2487481411 12437407055