3553430450020 has 24 divisors (see below), whose sum is σ = 8140586122368. Its totient is φ = 1292156527200.

The previous prime is 3553430449999. The next prime is 3553430450029. The reversal of 3553430450020 is 200540343553.

It is not an unprimeable number, because it can be changed into a prime (3553430450029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8075978076 + ... + 8075978515.

It is an arithmetic number, because the mean of its divisors is an integer number (339191088432).

Almost surely, 2^{3553430450020} is an apocalyptic number.

It is an amenable number.

3553430450020 is an abundant number, since it is smaller than the sum of its proper divisors (4587155672348).

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

3553430450020 is a wasteful number, since it uses less digits than its factorization.

3553430450020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16151956611 (or 16151956609 counting only the distinct ones).

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

Adding to 3553430450020 its reverse (200540343553), we get a palindrome (3753970793573).

The spelling of 3553430450020 in words is "three trillion, five hundred fifty-three billion, four hundred thirty million, four hundred fifty thousand, twenty".