1304491378792 has 16 divisors (see below), whose sum is σ = 2795338668960. Its totient is φ = 559067733744.

The previous prime is 1304491378727. The next prime is 1304491378811. The reversal of 1304491378792 is 2978731944031.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11647244398 + ... + 11647244509.

It is an arithmetic number, because the mean of its divisors is an integer number (174708666810).

Almost surely, 2^{1304491378792} is an apocalyptic number.

It is an amenable number.

1304491378792 is an abundant number, since it is smaller than the sum of its proper divisors (1490847290168).

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

1304491378792 is a wasteful number, since it uses less digits than its factorization.

1304491378792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23294488920 (or 23294488916 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 58.

The spelling of 1304491378792 in words is "one trillion, three hundred four billion, four hundred ninety-one million, three hundred seventy-eight thousand, seven hundred ninety-two".