1334866820880 has 40 divisors (see below), whose sum is σ = 4138087145472. Its totient is φ = 355964485504.

The previous prime is 1334866820879. The next prime is 1334866820921. The reversal of 1334866820880 is 880286684331.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 1334866820880.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2780972304 + ... + 2780972783.

Almost surely, 2^{1334866820880} is an apocalyptic number.

1334866820880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1334866820880 is an abundant number, since it is smaller than the sum of its proper divisors (2803220324592).

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

1334866820880 is a wasteful number, since it uses less digits than its factorization.

1334866820880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5561945103 (or 5561945097 counting only the distinct ones).

The product of its (nonzero) digits is 10616832, while the sum is 57.

The spelling of 1334866820880 in words is "one trillion, three hundred thirty-four billion, eight hundred sixty-six million, eight hundred twenty thousand, eight hundred eighty".