1061100610555 has 16 divisors (see below), whose sum is σ = 1311231819744. Its totient is φ = 823857914880.

The previous prime is 1061100610501. The next prime is 1061100610571. The reversal of 1061100610555 is 5550160011601.

It is not a de Polignac number, because 1061100610555 - 2¹⁵ = 1061100577787 is a prime.

It is a super-2 number, since 2×1061100610555² (a number of 25 digits) contains 22 as substring.

It is a Duffinian 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, 15683926 + ... + 15751435.

It is an arithmetic number, because the mean of its divisors is an integer number (81951988734).

Almost surely, 2^{1061100610555} is an apocalyptic number.

1061100610555 is a deficient number, since it is larger than the sum of its proper divisors (250131209189).

1061100610555 is a wasteful number, since it uses less digits than its factorization.

1061100610555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31435566.

The product of its (nonzero) digits is 4500, while the sum is 31.

The spelling of 1061100610555 in words is "one trillion, sixty-one billion, one hundred million, six hundred ten thousand, five hundred fifty-five".