53514656517 has 32 divisors (see below), whose sum is σ = 81927374848. Its totient is φ = 30437176896.

The previous prime is 53514656513. The next prime is 53514656519. The reversal of 53514656517 is 71565641535.

It is not a de Polignac number, because 53514656517 - 2² = 53514656513 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 (53514656513) 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 31 ways as a sum of consecutive naturals, for example, 4090128 + ... + 4103190.

It is an arithmetic number, because the mean of its divisors is an integer number (2560230464).

Almost surely, 2^53514656517 is an apocalyptic number.

It is an amenable number.

53514656517 is a deficient number, since it is larger than the sum of its proper divisors (28412718331).

53514656517 is a wasteful number, since it uses less digits than its factorization.

53514656517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13969.

The product of its digits is 1890000, while the sum is 48.

The spelling of 53514656517 in words is "fifty-three billion, five hundred fourteen million, six hundred fifty-six thousand, five hundred seventeen".