53555421434406 has 8 divisors (see below), whose sum is σ = 107110842868824. Its totient is φ = 17851807144800.

The previous prime is 53555421434393. The next prime is 53555421434503. The reversal of 53555421434406 is 60443412455535.

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

53555421434406 is an admirable number.

It is a congruent 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, 4462951786195 + ... + 4462951786206.

It is an arithmetic number, because the mean of its divisors is an integer number (13388855358603).

Almost surely, 2^{53555421434406} is an apocalyptic number.

53555421434406 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.

53555421434406 is a wasteful number, since it uses less digits than its factorization.

53555421434406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8925903572406.

The product of its (nonzero) digits is 17280000, while the sum is 51.

The spelling of 53555421434406 in words is "fifty-three trillion, five hundred fifty-five billion, four hundred twenty-one million, four hundred thirty-four thousand, four hundred six".