53525444154 has 64 divisors (see below), whose sum is σ = 132563472384. Its totient is φ = 14029972416.

The previous prime is 53525444149. The next prime is 53525444171. The reversal of 53525444154 is 45144452535.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211714 + ... + 389709.

It is an arithmetic number, because the mean of its divisors is an integer number (2071304256).

Almost surely, 2^53525444154 is an apocalyptic number.

53525444154 is an abundant number, since it is smaller than the sum of its proper divisors (79038028230).

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

53525444154 is a wasteful number, since it uses less digits than its factorization.

53525444154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601611.

The product of its digits is 960000, while the sum is 42.

Adding to 53525444154 its reverse (45144452535), we get a palindrome (98669896689).

The spelling of 53525444154 in words is "fifty-three billion, five hundred twenty-five million, four hundred forty-four thousand, one hundred fifty-four".