5542551400421 has 8 divisors (see below), whose sum is σ = 6341718555840. Its totient is φ = 4745227769568.

The previous prime is 5542551400417. The next prime is 5542551400469. The reversal of 5542551400421 is 1240041552455.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5542551400421 - 2² = 5542551400417 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 (5542551400621) 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, 460874696 + ... + 460886721.

It is an arithmetic number, because the mean of its divisors is an integer number (792714819480).

Almost surely, 2^{5542551400421} is an apocalyptic number.

It is an amenable number.

5542551400421 is a deficient number, since it is larger than the sum of its proper divisors (799167155419).

5542551400421 is an equidigital number, since it uses as much as digits as its factorization.

5542551400421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921762283.

The product of its (nonzero) digits is 160000, while the sum is 38.

Adding to 5542551400421 its reverse (1240041552455), we get a palindrome (6782592952876).

The spelling of 5542551400421 in words is "five trillion, five hundred forty-two billion, five hundred fifty-one million, four hundred thousand, four hundred twenty-one".