53525311586481 has 32 divisors (see below), whose sum is σ = 82337428620288. Its totient is φ = 30295337716800.

The previous prime is 53525311586459. The next prime is 53525311586491. The reversal of 53525311586481 is 18468511352535.

It is not a de Polignac number, because 53525311586481 - 2⁹ = 53525311585969 is a prime.

It is a super-2 number, since 2×53525311586481² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53525311586401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12649111 + ... + 16341683.

It is an arithmetic number, because the mean of its divisors is an integer number (2573044644384).

Almost surely, 2^{53525311586481} is an apocalyptic number.

It is an amenable number.

53525311586481 is a deficient number, since it is larger than the sum of its proper divisors (28812117033807).

53525311586481 is a wasteful number, since it uses less digits than its factorization.

53525311586481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3699141.

The product of its digits is 17280000, while the sum is 57.

The spelling of 53525311586481 in words is "fifty-three trillion, five hundred twenty-five billion, three hundred eleven million, five hundred eighty-six thousand, four hundred eighty-one".