55421443521354 has 8 divisors (see below), whose sum is σ = 110842887042720. Its totient is φ = 18473814507116.

The previous prime is 55421443521343. The next prime is 55421443521403. The reversal of 55421443521354 is 45312534412455.

It is a happy number.

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

55421443521354 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4618453626774 + ... + 4618453626785.

It is an arithmetic number, because the mean of its divisors is an integer number (13855360880340).

Almost surely, 2^{55421443521354} is an apocalyptic number.

55421443521354 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

55421443521354 is a wasteful number, since it uses less digits than its factorization.

55421443521354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9236907253564.

The product of its digits is 5760000, while the sum is 48.

The spelling of 55421443521354 in words is "fifty-five trillion, four hundred twenty-one billion, four hundred forty-three million, five hundred twenty-one thousand, three hundred fifty-four".