1105006511655 has 48 divisors (see below), whose sum is σ = 1923275296800. Its totient is φ = 586901548800.

The previous prime is 1105006511627. The next prime is 1105006511669. The reversal of 1105006511655 is 5561156005011.

It is a happy number.

It is not a de Polignac number, because 1105006511655 - 2¹² = 1105006507559 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10766521 + ... + 10868669.

It is an arithmetic number, because the mean of its divisors is an integer number (40068235350).

Almost surely, 2^{1105006511655} is an apocalyptic number.

1105006511655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1105006511655 is a deficient number, since it is larger than the sum of its proper divisors (818268785145).

1105006511655 is a wasteful number, since it uses less digits than its factorization.

1105006511655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103152 (or 103149 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 36.

The spelling of 1105006511655 in words is "one trillion, one hundred five billion, six million, five hundred eleven thousand, six hundred fifty-five".