494952518053 has 6 divisors (see below), whose sum is σ = 575761092486. Its totient is φ = 424245015432.

The previous prime is 494952517999. The next prime is 494952518087. The reversal of 494952518053 is 350815259494.

It can be written as a sum of positive squares in only one way, i.e., 486956939329 + 7995578724 = 697823^2 + 89418^2 .

It is a de Polignac number, because none of the positive numbers 2^k-494952518053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 494952517985 and 494952518003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494952518953) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5050535850 + ... + 5050535947.

It is an arithmetic number, because the mean of its divisors is an integer number (95960182081).

Almost surely, 2^494952518053 is an apocalyptic number.

It is an amenable number.

494952518053 is a deficient number, since it is larger than the sum of its proper divisors (80808574433).

494952518053 is a wasteful number, since it uses less digits than its factorization.

494952518053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10101071811 (or 10101071804 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 55.

The spelling of 494952518053 in words is "four hundred ninety-four billion, nine hundred fifty-two million, five hundred eighteen thousand, fifty-three".