340145463505 has 8 divisors (see below), whose sum is σ = 408204701352. Its totient is φ = 272096274048.

The previous prime is 340145463443. The next prime is 340145463529. The reversal of 340145463505 is 505364541043.

It can be written as a sum of positive squares in 4 ways, for example, as 145164048016 + 194981415489 = 381004^2 + 441567^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340145463505 - 2²⁵ = 340111909073 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2437422 + ... + 2573191.

It is an arithmetic number, because the mean of its divisors is an integer number (51025587669).

Almost surely, 2^340145463505 is an apocalyptic number.

It is an amenable number.

340145463505 is a deficient number, since it is larger than the sum of its proper divisors (68059237847).

340145463505 is a wasteful number, since it uses less digits than its factorization.

340145463505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5024195.

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 340145463505 in words is "three hundred forty billion, one hundred forty-five million, four hundred sixty-three thousand, five hundred five".