1576641134345 has 4 divisors (see below), whose sum is σ = 1891969361220. Its totient is φ = 1261312907472.

The previous prime is 1576641134339. The next prime is 1576641134381. The reversal of 1576641134345 is 5434311466751.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1128880750144 + 447760384201 = 1062488^2 + 669149^2 .

It is a cyclic number.

It is not a de Polignac number, because 1576641134345 - 2⁶ = 1576641134281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1576641134293 and 1576641134302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157664113430 + ... + 157664113439.

It is an arithmetic number, because the mean of its divisors is an integer number (472992340305).

Almost surely, 2^{1576641134345} is an apocalyptic number.

It is an amenable number.

1576641134345 is a deficient number, since it is larger than the sum of its proper divisors (315328226875).

1576641134345 is an equidigital number, since it uses as much as digits as its factorization.

1576641134345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315328226874.

The product of its digits is 3628800, while the sum is 50.

The spelling of 1576641134345 in words is "one trillion, five hundred seventy-six billion, six hundred forty-one million, one hundred thirty-four thousand, three hundred forty-five".