553253400340 has 48 divisors (see below), whose sum is σ = 1202051022480. Its totient is φ = 213642598400.

The previous prime is 553253400331. The next prime is 553253400347. The reversal of 553253400340 is 43004352355.

It can be written as a sum of positive squares in 8 ways, for example, as 19211068816 + 534042331524 = 138604^2 + 730782^2 .

It is a junction number, because it is equal to n+sod(n) for n = 553253400296 and 553253400305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553253400347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4740690 + ... + 4855990.

It is an arithmetic number, because the mean of its divisors is an integer number (25042729635).

Almost surely, 2^553253400340 is an apocalyptic number.

It is an amenable number.

553253400340 is an abundant number, since it is smaller than the sum of its proper divisors (648797622140).

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

553253400340 is a wasteful number, since it uses less digits than its factorization.

553253400340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123612 (or 123610 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 34.

Adding to 553253400340 its reverse (43004352355), we get a palindrome (596257752695).

The spelling of 553253400340 in words is "five hundred fifty-three billion, two hundred fifty-three million, four hundred thousand, three hundred forty".