53121435034055 has 8 divisors (see below), whose sum is σ = 63750459115152. Its totient is φ = 42493989977728.

The previous prime is 53121435034051. The next prime is 53121435034093. The reversal of 53121435034055 is 55043053412135.

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 53121435034055 - 2² = 53121435034051 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 (53121435034051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394682177 + ... + 394816746.

It is an arithmetic number, because the mean of its divisors is an integer number (7968807389394).

Almost surely, 2^{53121435034055} is an apocalyptic number.

53121435034055 is a deficient number, since it is larger than the sum of its proper divisors (10629024081097).

53121435034055 is a wasteful number, since it uses less digits than its factorization.

53121435034055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789512385.

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 53121435034055 in words is "fifty-three trillion, one hundred twenty-one billion, four hundred thirty-five million, thirty-four thousand, fifty-five".