1260215356466 has 48 divisors (see below), whose sum is σ = 2090203315200. Its totient is φ = 569406293280.

The previous prime is 1260215356457. The next prime is 1260215356489. The reversal of 1260215356466 is 6646535120621.

It is a self number, because there is not a number n which added to its sum of digits gives 1260215356466.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 179029775 + ... + 179036813.

It is an arithmetic number, because the mean of its divisors is an integer number (43545902400).

Almost surely, 2^{1260215356466} is an apocalyptic number.

1260215356466 is a deficient number, since it is larger than the sum of its proper divisors (829987958734).

1260215356466 is a wasteful number, since it uses less digits than its factorization.

1260215356466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11375 (or 11364 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 1260215356466 in words is "one trillion, two hundred sixty billion, two hundred fifteen million, three hundred fifty-six thousand, four hundred sixty-six".