61110561110 has 8 divisors (see below), whose sum is σ = 109999010016. Its totient is φ = 24444224440.

The previous prime is 61110561059. The next prime is 61110561133. The reversal of 61110561110 is 1116501116.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3055528046 + ... + 3055528065.

It is an arithmetic number, because the mean of its divisors is an integer number (13749876252).

Almost surely, 2^61110561110 is an apocalyptic number.

61110561110 is a deficient number, since it is larger than the sum of its proper divisors (48888448906).

61110561110 is a wasteful number, since it uses less digits than its factorization.

61110561110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6111056118.

The product of its (nonzero) digits is 180, while the sum is 23.

The spelling of 61110561110 in words is "sixty-one billion, one hundred ten million, five hundred sixty-one thousand, one hundred ten".