5553132345421 has 4 divisors (see below), whose sum is σ = 5623425160000. Its totient is φ = 5482839530844.

The previous prime is 5553132345403. The next prime is 5553132345479. The reversal of 5553132345421 is 1245432313555.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5553132345421 - 2⁵ = 5553132345389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5553132345121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35146407171 + ... + 35146407328.

It is an arithmetic number, because the mean of its divisors is an integer number (1405856290000).

Almost surely, 2^{5553132345421} is an apocalyptic number.

It is an amenable number.

5553132345421 is a deficient number, since it is larger than the sum of its proper divisors (70292814579).

5553132345421 is an equidigital number, since it uses as much as digits as its factorization.

5553132345421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70292814578.

The product of its digits is 1080000, while the sum is 43.

Adding to 5553132345421 its reverse (1245432313555), we get a palindrome (6798564658976).

The spelling of 5553132345421 in words is "five trillion, five hundred fifty-three billion, one hundred thirty-two million, three hundred forty-five thousand, four hundred twenty-one".