55340042615065 has 8 divisors (see below), whose sum is σ = 71516362764168. Its totient is φ = 40866493008000.

The previous prime is 55340042615047. The next prime is 55340042615083. The reversal of 55340042615065 is 56051624004355.

It is an interprime number because it is at equal distance from previous prime (55340042615047) and next prime (55340042615083).

It can be written as a sum of positive squares in 4 ways, for example, as 1425915409689 + 53914127205376 = 1194117^2 + 7342624^2 .

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

It is not a de Polignac number, because 55340042615065 - 2⁹ = 55340042614553 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, 425692635436 + ... + 425692635565.

It is an arithmetic number, because the mean of its divisors is an integer number (8939545345521).

Almost surely, 2^{55340042615065} is an apocalyptic number.

It is an amenable number.

55340042615065 is a deficient number, since it is larger than the sum of its proper divisors (16176320149103).

55340042615065 is a wasteful number, since it uses less digits than its factorization.

55340042615065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851385271019.

The product of its (nonzero) digits is 2160000, while the sum is 46.

The spelling of 55340042615065 in words is "fifty-five trillion, three hundred forty billion, forty-two million, six hundred fifteen thousand, sixty-five".