61110510000556 has 24 divisors (see below), whose sum is σ = 109552418685360. Its totient is φ = 29809827801600.

The previous prime is 61110510000523. The next prime is 61110510000559. The reversal of 61110510000556 is 65500001501116.

It is not an unprimeable number, because it can be changed into a prime (61110510000559) 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, 29090371 + ... + 31120261.

It is an arithmetic number, because the mean of its divisors is an integer number (4564684111890).

Almost surely, 2^{61110510000556} is an apocalyptic number.

It is an amenable number.

61110510000556 is a deficient number, since it is larger than the sum of its proper divisors (48441908684804).

61110510000556 is a wasteful number, since it uses less digits than its factorization.

61110510000556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2213505 (or 2213503 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 31.

The spelling of 61110510000556 in words is "sixty-one trillion, one hundred ten billion, five hundred ten million, five hundred fifty-six", and thus it is an aban number.