12560260478274 has 24 divisors (see below), whose sum is σ = 27214995607020. Its totient is φ = 4186584584448.

The previous prime is 12560260478273. The next prime is 12560260478287. The reversal of 12560260478274 is 47287406206521.

12560260478274 is a `hidden beast` number, since 1 + 2 + 5 + 6 + 0 + 2 + 604 + 7 + 8 + 27 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9087602139225 + 3472658339049 = 3014565^2 + 1863507^2 .

It is a super-2 number, since 2×12560260478274² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12560260478274.

It is not an unprimeable number, because it can be changed into a prime (12560260478273) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 13616727 + ... + 14509850.

Almost surely, 2^{12560260478274} is an apocalyptic number.

12560260478274 is an abundant number, since it is smaller than the sum of its proper divisors (14654735128746).

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

12560260478274 is a wasteful number, since it uses less digits than its factorization.

12560260478274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28151394 (or 28151391 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 54.

The spelling of 12560260478274 in words is "twelve trillion, five hundred sixty billion, two hundred sixty million, four hundred seventy-eight thousand, two hundred seventy-four".