1553033420204 has 24 divisors (see below), whose sum is σ = 3169455962400. Its totient is φ = 665585750928.

The previous prime is 1553033420201. The next prime is 1553033420293. The reversal of 1553033420204 is 4020243303551.

It is not an unprimeable number, because it can be changed into a prime (1553033420201) 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, 565972907 + ... + 565975650.

It is an arithmetic number, because the mean of its divisors is an integer number (132060665100).

Almost surely, 2^{1553033420204} is an apocalyptic number.

1553033420204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1553033420204 is an abundant number, since it is smaller than the sum of its proper divisors (1616422542196).

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

1553033420204 is a wasteful number, since it uses less digits than its factorization.

1553033420204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131948582 (or 1131948566 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 1553033420204 its reverse (4020243303551), we get a palindrome (5573276723755).

The spelling of 1553033420204 in words is "one trillion, five hundred fifty-three billion, thirty-three million, four hundred twenty thousand, two hundred four".