13574447534345 has 32 divisors (see below), whose sum is σ = 17268711213600. Its totient is φ = 10208217972736.

The previous prime is 13574447534303. The next prime is 13574447534369. The reversal of 13574447534345 is 54343574447531.

It can be written as a sum of positive squares in 16 ways, for example, as 389785451584 + 13184662082761 = 624328^2 + 3631069^2 .

It is a cyclic number.

It is not a de Polignac number, because 13574447534345 - 2¹⁰ = 13574447533321 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 252958757 + ... + 253012413.

It is an arithmetic number, because the mean of its divisors is an integer number (539647225425).

Almost surely, 2^{13574447534345} is an apocalyptic number.

It is an amenable number.

13574447534345 is a deficient number, since it is larger than the sum of its proper divisors (3694263679255).

13574447534345 is a wasteful number, since it uses less digits than its factorization.

13574447534345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57277.

The product of its digits is 169344000, while the sum is 59.

The spelling of 13574447534345 in words is "thirteen trillion, five hundred seventy-four billion, four hundred forty-seven million, five hundred thirty-four thousand, three hundred forty-five".