53161144454 has 16 divisors (see below), whose sum is σ = 87086486016. Its totient is φ = 24137622600.

The previous prime is 53161144451. The next prime is 53161144471. The reversal of 53161144454 is 45444116135.

It is a super-2 number, since 2×53161144454² (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 (53161144451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1306202 + ... + 1346285.

It is an arithmetic number, because the mean of its divisors is an integer number (5442905376).

Almost surely, 2^53161144454 is an apocalyptic number.

53161144454 is a deficient number, since it is larger than the sum of its proper divisors (33925341562).

53161144454 is a wasteful number, since it uses less digits than its factorization.

53161144454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2653411.

The product of its digits is 115200, while the sum is 38.

The spelling of 53161144454 in words is "fifty-three billion, one hundred sixty-one million, one hundred forty-four thousand, four hundred fifty-four".