53472538158 has 64 divisors (see below), whose sum is σ = 118713161280. Its totient is φ = 15950380032.

The previous prime is 53472538111. The next prime is 53472538159. The reversal of 53472538158 is 85183527435.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53472538158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53472538159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 765978 + ... + 832866.

It is an arithmetic number, because the mean of its divisors is an integer number (1854893145).

Almost surely, 2^53472538158 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53472538158, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59356580640).

53472538158 is an abundant number, since it is smaller than the sum of its proper divisors (65240623122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53472538158 is a wasteful number, since it uses less digits than its factorization.

53472538158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67221.

The product of its digits is 4032000, while the sum is 51.

The spelling of 53472538158 in words is "fifty-three billion, four hundred seventy-two million, five hundred thirty-eight thousand, one hundred fifty-eight".