53888858613 has 12 divisors (see below), whose sum is σ = 78062502700. Its totient is φ = 35822964096.

The previous prime is 53888858599. The next prime is 53888858627. The reversal of 53888858613 is 31685888835.

53888858613 is a `hidden beast` number, since 5 + 3 + 8 + 8 + 8 + 8 + 5 + 8 + 613 = 666.

53888858613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53888858599) and next prime (53888858627).

It can be written as a sum of positive squares in 2 ways, for example, as 26060613489 + 27828245124 = 161433^2 + 166818^2 .

It is not a de Polignac number, because 53888858613 - 2¹⁸ = 53888596469 is a prime.

It is a super-2 number, since 2×53888858613² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53888859613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8575156 + ... + 8581437.

Almost surely, 2^53888858613 is an apocalyptic number.

It is an amenable number.

53888858613 is a deficient number, since it is larger than the sum of its proper divisors (24173644087).

53888858613 is a wasteful number, since it uses less digits than its factorization.

53888858613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17156948 (or 17156945 counting only the distinct ones).

The product of its digits is 44236800, while the sum is 63.

The spelling of 53888858613 in words is "fifty-three billion, eight hundred eighty-eight million, eight hundred fifty-eight thousand, six hundred thirteen".