53356543513 has 32 divisors (see below), whose sum is σ = 68388268032. Its totient is φ = 40492569600.

The previous prime is 53356543483. The next prime is 53356543567. The reversal of 53356543513 is 31534565335.

It is not a de Polignac number, because 53356543513 - 2⁵ = 53356543481 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53356543513.

It is not an unprimeable number, because it can be changed into a prime (53356543613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 235083 + ... + 402463.

It is an arithmetic number, because the mean of its divisors is an integer number (2137133376).

Almost surely, 2^53356543513 is an apocalyptic number.

It is an amenable number.

53356543513 is a deficient number, since it is larger than the sum of its proper divisors (15031724519).

53356543513 is a wasteful number, since it uses less digits than its factorization.

53356543513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167545.

The product of its digits is 1215000, while the sum is 43.

The spelling of 53356543513 in words is "fifty-three billion, three hundred fifty-six million, five hundred forty-three thousand, five hundred thirteen".