53350543554221 has 8 divisors (see below), whose sum is σ = 57110305322400. Its totient is φ = 49685965628400.

The previous prime is 53350543554157. The next prime is 53350543554271. The reversal of 53350543554221 is 12245534505335.

It is a happy number.

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 53350543554221 - 2⁶ = 53350543554157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53350543554271) 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, 23795959430 + ... + 23795961671.

It is an arithmetic number, because the mean of its divisors is an integer number (7138788165300).

Almost surely, 2^{53350543554221} is an apocalyptic number.

It is an amenable number.

53350543554221 is a deficient number, since it is larger than the sum of its proper divisors (3759761768179).

53350543554221 is a wasteful number, since it uses less digits than its factorization.

53350543554221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47591921179.

The product of its (nonzero) digits is 5400000, while the sum is 47.

The spelling of 53350543554221 in words is "fifty-three trillion, three hundred fifty billion, five hundred forty-three million, five hundred fifty-four thousand, two hundred twenty-one".