55011010000061 has 16 divisors (see below), whose sum is σ = 56444804252928. Its totient is φ = 53581637788800.

The previous prime is 55011010000057. The next prime is 55011010000091. The reversal of 55011010000061 is 16000001011055.

It is a cyclic number.

It is not a de Polignac number, because 55011010000061 - 2² = 55011010000057 is a prime.

It is a super-2 number, since 2×55011010000061² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55011009999988 and 55011010000042.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55011010000021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116339231 + ... + 116811123.

It is an arithmetic number, because the mean of its divisors is an integer number (3527800265808).

Almost surely, 2^{55011010000061} is an apocalyptic number.

It is an amenable number.

55011010000061 is a deficient number, since it is larger than the sum of its proper divisors (1433794252867).

55011010000061 is a wasteful number, since it uses less digits than its factorization.

55011010000061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476572.

The product of its (nonzero) digits is 150, while the sum is 20.

The spelling of 55011010000061 in words is "fifty-five trillion, eleven billion, ten million, sixty-one", and thus it is an aban number and an uban number.