6155520255516 has 24 divisors (see below), whose sum is σ = 14363373646720. Its totient is φ = 2051769649392.

The previous prime is 6155520255487. The next prime is 6155520255517.

6155520255516 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6155520255517) 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, 8439736 + ... + 9140031.

Almost surely, 2^{6155520255516} is an apocalyptic number.

It is an amenable number.

6155520255516 is an abundant number, since it is smaller than the sum of its proper divisors (8207853391204).

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

6155520255516 is a wasteful number, since it uses less digits than its factorization.

6155520255516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17608953 (or 17608951 counting only the distinct ones).

The product of its (nonzero) digits is 2250000, while the sum is 48.

The spelling of 6155520255516 in words is "six trillion, one hundred fifty-five billion, five hundred twenty million, two hundred fifty-five thousand, five hundred sixteen".