553353332240 has 40 divisors (see below), whose sum is σ = 1302831911040. Its totient is φ = 218539541376.

The previous prime is 553353332239. The next prime is 553353332291. The reversal of 553353332240 is 42233353355.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×553353332240² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 553353332194 and 553353332203.

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, 43771634 + ... + 43784273.

It is an arithmetic number, because the mean of its divisors is an integer number (32570797776).

Almost surely, 2^553353332240 is an apocalyptic number.

It is an amenable number.

553353332240 is an abundant number, since it is smaller than the sum of its proper divisors (749478578800).

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

553353332240 is a wasteful number, since it uses less digits than its factorization.

553353332240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87555999 (or 87555993 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 38.

Adding to 553353332240 its reverse (42233353355), we get a palindrome (595586685595).

The spelling of 553353332240 in words is "five hundred fifty-three billion, three hundred fifty-three million, three hundred thirty-two thousand, two hundred forty".