1000061560655 has 4 divisors (see below), whose sum is σ = 1200073872792. Its totient is φ = 800049248520.

The previous prime is 1000061560577. The next prime is 1000061560721. The reversal of 1000061560655 is 5560651600001.

1000061560655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1000061560655 - 2¹⁶ = 1000061495119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100006156061 + ... + 100006156070.

It is an arithmetic number, because the mean of its divisors is an integer number (300018468198).

Almost surely, 2^{1000061560655} is an apocalyptic number.

1000061560655 is a deficient number, since it is larger than the sum of its proper divisors (200012312137).

1000061560655 is an equidigital number, since it uses as much as digits as its factorization.

1000061560655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200012312136.

The product of its (nonzero) digits is 27000, while the sum is 35.

It can be divided in two parts, 100006 and 1560655, that added together give a palindrome (1660661).

The spelling of 1000061560655 in words is "one trillion, sixty-one million, five hundred sixty thousand, six hundred fifty-five".