514415540421 has 20 divisors (see below), whose sum is σ = 793236552064. Its totient is φ = 331880992200.

The previous prime is 514415540417. The next prime is 514415540491. The reversal of 514415540421 is 124045514415.

514415540421 is a `hidden beast` number, since 5 + 1 + 44 + 155 + 40 + 421 = 666.

It is not a de Polignac number, because 514415540421 - 2² = 514415540417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514415540491) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 102429895 + ... + 102434916.

Almost surely, 2^514415540421 is an apocalyptic number.

It is an amenable number.

514415540421 is a deficient number, since it is larger than the sum of its proper divisors (278821011643).

514415540421 is a wasteful number, since it uses less digits than its factorization.

514415540421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204864854 (or 204864845 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 36.

The spelling of 514415540421 in words is "five hundred fourteen billion, four hundred fifteen million, five hundred forty thousand, four hundred twenty-one".