61110611056 has 40 divisors (see below), whose sum is σ = 131283101808. Its totient is φ = 27322176000.

The previous prime is 61110611027. The next prime is 61110611057. The reversal of 61110611056 is 65011601116.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61110611057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2835325 + ... + 2856796.

Almost surely, 2^61110611056 is an apocalyptic number.

It is an amenable number.

61110611056 is an abundant number, since it is smaller than the sum of its proper divisors (70172490752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61110611056 is a wasteful number, since it uses less digits than its factorization.

61110611056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5692201 (or 5692195 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 28.

The spelling of 61110611056 in words is "sixty-one billion, one hundred ten million, six hundred eleven thousand, fifty-six".