55305255231140 has 24 divisors (see below), whose sum is σ = 116161632256320. Its totient is φ = 22118178993248.

The previous prime is 55305255231133. The next prime is 55305255231173. The reversal of 55305255231140 is 4113255250355.

55305255231140 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245078102 + ... + 245303661.

It is an arithmetic number, because the mean of its divisors is an integer number (4840068010680).

Almost surely, 2^{55305255231140} is an apocalyptic number.

It is an amenable number.

55305255231140 is an abundant number, since it is smaller than the sum of its proper divisors (60856377025180).

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

55305255231140 is a wasteful number, since it uses less digits than its factorization.

55305255231140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490387411 (or 490387409 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 55305255231140 in words is "fifty-five trillion, three hundred five billion, two hundred fifty-five million, two hundred thirty-one thousand, one hundred forty".