1005505060555 has 32 divisors (see below), whose sum is σ = 1250444563200. Its totient is φ = 775279045632.

The previous prime is 1005505060543. The next prime is 1005505060603. The reversal of 1005505060555 is 5550605055001.

It is a cyclic number.

It is not a de Polignac number, because 1005505060555 - 2⁵ = 1005505060523 is a prime.

It is a super-2 number, since 2×1005505060555² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 256569886 + ... + 256573804.

It is an arithmetic number, because the mean of its divisors is an integer number (39076392600).

Almost surely, 2^{1005505060555} is an apocalyptic number.

1005505060555 is a deficient number, since it is larger than the sum of its proper divisors (244939502645).

1005505060555 is a wasteful number, since it uses less digits than its factorization.

1005505060555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6663.

The product of its (nonzero) digits is 93750, while the sum is 37.

The spelling of 1005505060555 in words is "one trillion, five billion, five hundred five million, sixty thousand, five hundred fifty-five".