514146136221 has 24 divisors (see below), whose sum is σ = 782160525120. Its totient is φ = 324550302336.

The previous prime is 514146136211. The next prime is 514146136241. The reversal of 514146136221 is 122631641415.

514146136221 is a `hidden beast` number, since 5 + 1 + 4 + 14 + 6 + 13 + 622 + 1 = 666.

It is not a de Polignac number, because 514146136221 - 2⁷ = 514146136093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514146136201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 482361 + ... + 1122926.

It is an arithmetic number, because the mean of its divisors is an integer number (32590021880).

Almost surely, 2^514146136221 is an apocalyptic number.

It is an amenable number.

514146136221 is a deficient number, since it is larger than the sum of its proper divisors (268014388899).

514146136221 is a wasteful number, since it uses less digits than its factorization.

514146136221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607185 (or 1607182 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

Adding to 514146136221 its reverse (122631641415), we get a palindrome (636777777636).

The spelling of 514146136221 in words is "five hundred fourteen billion, one hundred forty-six million, one hundred thirty-six thousand, two hundred twenty-one".