1260467989256 has 64 divisors (see below), whose sum is σ = 2712426393600. Its totient is φ = 537920615232.

The previous prime is 1260467989171. The next prime is 1260467989259. The reversal of 1260467989256 is 6529897640621.

It is a hoax number, since the sum of its digits (65) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1260467989192 and 1260467989201.

It is not an unprimeable number, because it can be changed into a prime (1260467989259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12785705 + ... + 12883911.

It is an arithmetic number, because the mean of its divisors is an integer number (42381662400).

Almost surely, 2^{1260467989256} is an apocalyptic number.

It is an amenable number.

1260467989256 is an abundant number, since it is smaller than the sum of its proper divisors (1451958404344).

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

1260467989256 is a wasteful number, since it uses less digits than its factorization.

1260467989256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99186 (or 99182 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 65.

The spelling of 1260467989256 in words is "one trillion, two hundred sixty billion, four hundred sixty-seven million, nine hundred eighty-nine thousand, two hundred fifty-six".