55255000005305 has 8 divisors (see below), whose sum is σ = 66316075414344. Its totient is φ = 44197283065600.

The previous prime is 55255000005299. The next prime is 55255000005307. The reversal of 55255000005305 is 50350000055255.

It can be written as a sum of positive squares in 4 ways, for example, as 303305735824 + 54951694269481 = 550732^2 + 7412941^2 .

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

It is not a de Polignac number, because 55255000005305 - 2³⁸ = 54980122098361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55255000005307) 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, 839581136 + ... + 839646945.

It is an arithmetic number, because the mean of its divisors is an integer number (8289509426793).

Almost surely, 2^{55255000005305} is an apocalyptic number.

It is an amenable number.

55255000005305 is a deficient number, since it is larger than the sum of its proper divisors (11061075409039).

55255000005305 is a wasteful number, since it uses less digits than its factorization.

55255000005305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679234667.

The product of its (nonzero) digits is 93750, while the sum is 35.

The spelling of 55255000005305 in words is "fifty-five trillion, two hundred fifty-five billion, five thousand, three hundred five".