53855501688552 has 64 divisors (see below), whose sum is σ = 137926648641600. Its totient is φ = 17513473512960.

The previous prime is 53855501688551. The next prime is 53855501688581. The reversal of 53855501688552 is 25588610555835.

It is a happy number.

53855501688552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (53855501688551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33717498 + ... + 35278614.

It is an arithmetic number, because the mean of its divisors is an integer number (2155103885025).

Almost surely, 2^{53855501688552} is an apocalyptic number.

It is an amenable number.

53855501688552 is an abundant number, since it is smaller than the sum of its proper divisors (84071146953048).

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

53855501688552 is a wasteful number, since it uses less digits than its factorization.

53855501688552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596226 (or 1596222 counting only the distinct ones).

The product of its (nonzero) digits is 288000000, while the sum is 66.

The spelling of 53855501688552 in words is "fifty-three trillion, eight hundred fifty-five billion, five hundred one million, six hundred eighty-eight thousand, five hundred fifty-two".