514285712618 has 4 divisors (see below), whose sum is σ = 771428568930. Its totient is φ = 257142856308.

The previous prime is 514285712527. The next prime is 514285712621. The reversal of 514285712618 is 816217582415.

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

It can be written as a sum of positive squares in only one way, i.e., 442181111089 + 72104601529 = 664967^2 + 268523^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128571428153 + ... + 128571428156.

Almost surely, 2^514285712618 is an apocalyptic number.

514285712618 is a deficient number, since it is larger than the sum of its proper divisors (257142856312).

514285712618 is a wasteful number, since it uses less digits than its factorization.

514285712618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257142856311.

The product of its digits is 1075200, while the sum is 50.

The spelling of 514285712618 in words is "five hundred fourteen billion, two hundred eighty-five million, seven hundred twelve thousand, six hundred eighteen".