1102661426555 has 16 divisors (see below), whose sum is σ = 1425175842720. Its totient is φ = 814159911168.

The previous prime is 1102661426543. The next prime is 1102661426561. The reversal of 1102661426555 is 5556241662011.

It is a cyclic number.

It is not a de Polignac number, because 1102661426555 - 2⁶ = 1102661426491 is a prime.

It is a super-2 number, since 2×1102661426555² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 705722 + ... + 1644191.

It is an arithmetic number, because the mean of its divisors is an integer number (89073490170).

Almost surely, 2^{1102661426555} is an apocalyptic number.

1102661426555 is a deficient number, since it is larger than the sum of its proper divisors (322514416165).

1102661426555 is a wasteful number, since it uses less digits than its factorization.

1102661426555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2357150.

The product of its (nonzero) digits is 432000, while the sum is 44.

The spelling of 1102661426555 in words is "one trillion, one hundred two billion, six hundred sixty-one million, four hundred twenty-six thousand, five hundred fifty-five".