1296468558785 has 16 divisors (see below), whose sum is σ = 1575834643200. Its totient is φ = 1023799585536.

The previous prime is 1296468558773. The next prime is 1296468558839. The reversal of 1296468558785 is 5878558646921.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1296468558785 - 2⁴ = 1296468558769 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1257026 + ... + 2042804.

It is an arithmetic number, because the mean of its divisors is an integer number (98489665200).

Almost surely, 2^{1296468558785} is an apocalyptic number.

It is an amenable number.

1296468558785 is a deficient number, since it is larger than the sum of its proper divisors (279366084415).

1296468558785 is an equidigital number, since it uses as much as digits as its factorization.

1296468558785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790040.

The product of its digits is 1161216000, while the sum is 74.

The spelling of 1296468558785 in words is "one trillion, two hundred ninety-six billion, four hundred sixty-eight million, five hundred fifty-eight thousand, seven hundred eighty-five".