53503314545 has 4 divisors (see below), whose sum is σ = 64203977460. Its totient is φ = 42802651632.

The previous prime is 53503314509. The next prime is 53503314559. The reversal of 53503314545 is 54541330535.

53503314545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54541330535 = 5 ⋅10908266107.

It can be written as a sum of positive squares in 2 ways, for example, as 11580342544 + 41922972001 = 107612^2 + 204751^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53503314545 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53503314499 and 53503314508.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5350331450 + ... + 5350331459.

It is an arithmetic number, because the mean of its divisors is an integer number (16050994365).

Almost surely, 2^53503314545 is an apocalyptic number.

It is an amenable number.

53503314545 is a deficient number, since it is larger than the sum of its proper divisors (10700662915).

53503314545 is a wasteful number, since it uses less digits than its factorization.

53503314545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10700662914.

The product of its (nonzero) digits is 270000, while the sum is 38.

The spelling of 53503314545 in words is "fifty-three billion, five hundred three million, three hundred fourteen thousand, five hundred forty-five".