5611055556061 has 48 divisors (see below), whose sum is σ = 6211492784640. Its totient is φ = 5062127938560.

The previous prime is 5611055556053. The next prime is 5611055556107. The reversal of 5611055556061 is 1606555501165.

It is a happy number.

It is not a de Polignac number, because 5611055556061 - 2³ = 5611055556053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5611055557061) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 404160426 + ... + 404174308.

It is an arithmetic number, because the mean of its divisors is an integer number (129406099680).

Almost surely, 2^{5611055556061} is an apocalyptic number.

It is an amenable number.

5611055556061 is a deficient number, since it is larger than the sum of its proper divisors (600437228579).

5611055556061 is a wasteful number, since it uses less digits than its factorization.

5611055556061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14374 (or 14357 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 46.

The spelling of 5611055556061 in words is "five trillion, six hundred eleven billion, fifty-five million, five hundred fifty-six thousand, sixty-one".