1005556080606 has 32 divisors (see below), whose sum is σ = 2507360617728. Its totient is φ = 261183397440.

The previous prime is 1005556080563. The next prime is 1005556080631. The reversal of 1005556080606 is 6060806555001.

It is a super-2 number, since 2×1005556080606² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1088263695 + ... + 1088264618.

It is an arithmetic number, because the mean of its divisors is an integer number (78355019304).

Almost surely, 2^{1005556080606} is an apocalyptic number.

1005556080606 is an abundant number, since it is smaller than the sum of its proper divisors (1501804537122).

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

1005556080606 is a wasteful number, since it uses less digits than its factorization.

1005556080606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176528336.

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 1005556080606 in words is "one trillion, five billion, five hundred fifty-six million, eighty thousand, six hundred six".