55016520255 has 24 divisors (see below), whose sum is σ = 95407781040. Its totient is φ = 29328048000.

The previous prime is 55016520253. The next prime is 55016520263. The reversal of 55016520255 is 55202561055.

55016520255 is a `hidden beast` number, since 550 + 1 + 6 + 52 + 0 + 2 + 55 = 666.

It is not a de Polignac number, because 55016520255 - 2¹ = 55016520253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55016520253) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 198621 + ... + 386630.

It is an arithmetic number, because the mean of its divisors is an integer number (3975324210).

Almost surely, 2^55016520255 is an apocalyptic number.

55016520255 is a deficient number, since it is larger than the sum of its proper divisors (40391260785).

55016520255 is a wasteful number, since it uses less digits than its factorization.

55016520255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587351 (or 587348 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 36.

The spelling of 55016520255 in words is "fifty-five billion, sixteen million, five hundred twenty thousand, two hundred fifty-five".