53061389895 has 16 divisors (see below), whose sum is σ = 84932557920. Its totient is φ = 28287963264.

The previous prime is 53061389891. The next prime is 53061389897. The reversal of 53061389895 is 59898316035.

53061389895 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53061389895 - 2² = 53061389891 is a prime.

It is a super-2 number, since 2×53061389895² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53061389891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 676900 + ... + 751209.

It is an arithmetic number, because the mean of its divisors is an integer number (5308284870).

Almost surely, 2^53061389895 is an apocalyptic number.

53061389895 is a deficient number, since it is larger than the sum of its proper divisors (31871168025).

53061389895 is a wasteful number, since it uses less digits than its factorization.

53061389895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430594.

The product of its (nonzero) digits is 6998400, while the sum is 57.

The spelling of 53061389895 in words is "fifty-three billion, sixty-one million, three hundred eighty-nine thousand, eight hundred ninety-five".