1246401308268 has 18 divisors (see below), whose sum is σ = 3150625529324. Its totient is φ = 415467102744.

The previous prime is 1246401308263. The next prime is 1246401308297. The reversal of 1246401308268 is 8628031046421.

1246401308268 is a `hidden beast` number, since 1 + 2 + 46 + 40 + 1 + 308 + 268 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (1246401308261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17311129246 + ... + 17311129317.

Almost surely, 2^{1246401308268} is an apocalyptic number.

1246401308268 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1246401308268 is an abundant number, since it is smaller than the sum of its proper divisors (1904224221056).

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

1246401308268 is a wasteful number, since it uses less digits than its factorization.

1246401308268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34622258573 (or 34622258568 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The spelling of 1246401308268 in words is "one trillion, two hundred forty-six billion, four hundred one million, three hundred eight thousand, two hundred sixty-eight".