605242145707 has 4 divisors (see below), whose sum is σ = 606555035856. Its totient is φ = 603929255560.

The previous prime is 605242145671. The next prime is 605242145713. The reversal of 605242145707 is 707541242506.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-605242145707 is a prime.

It is a super-3 number, since 3×605242145707³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (605242145107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 656444383 + ... + 656445304.

It is an arithmetic number, because the mean of its divisors is an integer number (151638758964).

Almost surely, 2^605242145707 is an apocalyptic number.

605242145707 is a deficient number, since it is larger than the sum of its proper divisors (1312890149).

605242145707 is a wasteful number, since it uses less digits than its factorization.

605242145707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312890148.

The product of its (nonzero) digits is 470400, while the sum is 43.

The spelling of 605242145707 in words is "six hundred five billion, two hundred forty-two million, one hundred forty-five thousand, seven hundred seven".