1304139099447 has 48 divisors (see below), whose sum is σ = 1927428048000. Its totient is φ = 849455911872.

The previous prime is 1304139099391. The next prime is 1304139099469. The reversal of 1304139099447 is 7449909314031.

1304139099447 is a `hidden beast` number, since 13 + 0 + 4 + 13 + 90 + 99 + 447 = 666.

It is not a de Polignac number, because 1304139099447 - 2¹⁴ = 1304139083063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1304139099393 and 1304139099402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304139099847) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 336376473 + ... + 336380349.

It is an arithmetic number, because the mean of its divisors is an integer number (40154751000).

Almost surely, 2^{1304139099447} is an apocalyptic number.

1304139099447 is a deficient number, since it is larger than the sum of its proper divisors (623288948553).

1304139099447 is a wasteful number, since it uses less digits than its factorization.

1304139099447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7660 (or 7657 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The spelling of 1304139099447 in words is "one trillion, three hundred four billion, one hundred thirty-nine million, ninety-nine thousand, four hundred forty-seven".