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12472202455 = 53613690407
BaseRepresentation
bin10111001110110011…
…01011010011010111
31012012012122112100021
423213121223103113
5201020340434310
65421334330011
7621033654166
oct134731532327
935165575307
1012472202455
115320262339
122500ab9907
131239c3626b
148646193dd
154cee475da
hex2e766b4d7

12472202455 has 8 divisors (see below), whose sum is σ = 14970807072. Its totient is φ = 9974985888.

The previous prime is 12472202447. The next prime is 12472202459. The reversal of 12472202455 is 55420227421.

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 12472202455 - 23 = 12472202447 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12472202455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12472202459) 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, 327139 + ... + 363268.

It is an arithmetic number, because the mean of its divisors is an integer number (1871350884).

Almost surely, 212472202455 is an apocalyptic number.

12472202455 is a deficient number, since it is larger than the sum of its proper divisors (2498604617).

12472202455 is an equidigital number, since it uses as much as digits as its factorization.

12472202455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694025.

The product of its (nonzero) digits is 44800, while the sum is 34.

Adding to 12472202455 its reverse (55420227421), we get a palindrome (67892429876).

The spelling of 12472202455 in words is "twelve billion, four hundred seventy-two million, two hundred two thousand, four hundred fifty-five".

Divisors: 1 5 3613 18065 690407 3452035 2494440491 12472202455