12254536465560 has 192 divisors, whose sum is σ = 40245302260800. Its totient is φ = 3233586659328.

The previous prime is 12254536465541. The next prime is 12254536465603. The reversal of 12254536465560 is 6556463545221.

12254536465560 is a `hidden beast` number, since 1 + 2 + 2 + 5 + 4 + 5 + 36 + 46 + 5 + 560 = 666.

It is a super-2 number, since 2×12254536465560² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12254536465497 and 12254536465506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 206941236 + ... + 207000444.

It is an arithmetic number, because the mean of its divisors is an integer number (209610949275).

Almost surely, 2^{12254536465560} is an apocalyptic number.

12254536465560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12254536465560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20122651130400).

12254536465560 is an abundant number, since it is smaller than the sum of its proper divisors (27990765795240).

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

12254536465560 is a wasteful number, since it uses less digits than its factorization.

12254536465560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65250 (or 65243 counting only the distinct ones).

The product of its (nonzero) digits is 25920000, while the sum is 54.

The spelling of 12254536465560 in words is "twelve trillion, two hundred fifty-four billion, five hundred thirty-six million, four hundred sixty-five thousand, five hundred sixty".