53453352151561 has 96 divisors (see below), whose sum is σ = 58388698368000. Its totient is φ = 48846052442880.

The previous prime is 53453352151543. The next prime is 53453352151597. The reversal of 53453352151561 is 16515125335435.

It is not a de Polignac number, because 53453352151561 - 2¹¹ = 53453352149513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53453352155561) 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 95 ways as a sum of consecutive naturals, for example, 115450004416 + ... + 115450004878.

It is an arithmetic number, because the mean of its divisors is an integer number (608215608000).

Almost surely, 2^{53453352151561} is an apocalyptic number.

It is an amenable number.

53453352151561 is a deficient number, since it is larger than the sum of its proper divisors (4935346216439).

53453352151561 is a wasteful number, since it uses less digits than its factorization.

53453352151561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 975 (or 914 counting only the distinct ones).

The product of its digits is 4050000, while the sum is 49.

Adding to 53453352151561 its reverse (16515125335435), we get a palindrome (69968477486996).

The spelling of 53453352151561 in words is "fifty-three trillion, four hundred fifty-three billion, three hundred fifty-two million, one hundred fifty-one thousand, five hundred sixty-one".