6555015501006 has 128 divisors (see below), whose sum is σ = 16097805527040. Its totient is φ = 1736772710400.

The previous prime is 6555015500953. The next prime is 6555015501031. The reversal of 6555015501006 is 6001055105556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 82135090 + ... + 82214858.

It is an arithmetic number, because the mean of its divisors is an integer number (125764105680).

Almost surely, 2^{6555015501006} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6555015501006, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8048902763520).

6555015501006 is an abundant number, since it is smaller than the sum of its proper divisors (9542790026034).

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

6555015501006 is a wasteful number, since it uses less digits than its factorization.

6555015501006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81490.

The product of its (nonzero) digits is 112500, while the sum is 39.

The spelling of 6555015501006 in words is "six trillion, five hundred fifty-five billion, fifteen million, five hundred one thousand, six".