53453504523161 has 4 divisors (see below), whose sum is σ = 53574167062032. Its totient is φ = 53332841984292.

The previous prime is 53453504523157. The next prime is 53453504523203. The reversal of 53453504523161 is 16132540535435.

53453504523161 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53453504523161 - 2² = 53453504523157 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53453504520161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60331268771 + ... + 60331269656.

It is an arithmetic number, because the mean of its divisors is an integer number (13393541765508).

Almost surely, 2^{53453504523161} is an apocalyptic number.

It is an amenable number.

53453504523161 is a deficient number, since it is larger than the sum of its proper divisors (120662538871).

53453504523161 is a wasteful number, since it uses less digits than its factorization.

53453504523161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120662538870.

The product of its (nonzero) digits is 3240000, while the sum is 47.

The spelling of 53453504523161 in words is "fifty-three trillion, four hundred fifty-three billion, five hundred four million, five hundred twenty-three thousand, one hundred sixty-one".