61016055105 has 32 divisors (see below), whose sum is σ = 98686710144. Its totient is φ = 32189907456.

The previous prime is 61016055097. The next prime is 61016055109. The reversal of 61016055105 is 50155061016.

61016055105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61016055105 - 2³ = 61016055097 is a prime.

It is a super-2 number, since 2×61016055105² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (61016055109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 529107 + ... + 634023.

It is an arithmetic number, because the mean of its divisors is an integer number (3083959692).

Almost surely, 2^61016055105 is an apocalyptic number.

It is an amenable number.

61016055105 is a deficient number, since it is larger than the sum of its proper divisors (37670655039).

61016055105 is a wasteful number, since it uses less digits than its factorization.

61016055105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105345.

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 61016055105 in words is "sixty-one billion, sixteen million, fifty-five thousand, one hundred five".