514159681557 has 12 divisors (see below), whose sum is σ = 695065952544. Its totient is φ = 338077588320.

The previous prime is 514159681393. The next prime is 514159681561. The reversal of 514159681557 is 755186951415.

It is a de Polignac number, because none of the positive numbers 2^k-514159681557 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 514159681497 and 514159681506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514159681577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16064569 + ... + 16096542.

It is an arithmetic number, because the mean of its divisors is an integer number (57922162712).

Almost surely, 2^514159681557 is an apocalyptic number.

It is an amenable number.

514159681557 is a deficient number, since it is larger than the sum of its proper divisors (180906270987).

514159681557 is an equidigital number, since it uses as much as digits as its factorization.

514159681557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32161260 (or 32161187 counting only the distinct ones).

The product of its digits is 7560000, while the sum is 57.

The spelling of 514159681557 in words is "five hundred fourteen billion, one hundred fifty-nine million, six hundred eighty-one thousand, five hundred fifty-seven".