54533152220 has 24 divisors (see below), whose sum is σ = 114556894704. Its totient is φ = 21806160896.

The previous prime is 54533152217. The next prime is 54533152231. The reversal of 54533152220 is 2225133545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380549 + ... + 503868.

It is an arithmetic number, because the mean of its divisors is an integer number (4773203946).

Almost surely, 2^54533152220 is an apocalyptic number.

It is an amenable number.

54533152220 is an abundant number, since it is smaller than the sum of its proper divisors (60023742484).

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

54533152220 is a wasteful number, since it uses less digits than its factorization.

54533152220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887509 (or 887507 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 54533152220 its reverse (2225133545), we get a palindrome (56758285765).

The spelling of 54533152220 in words is "fifty-four billion, five hundred thirty-three million, one hundred fifty-two thousand, two hundred twenty".