61109284698 has 96 divisors (see below), whose sum is σ = 173762634240. Its totient is φ = 15037138080.

The previous prime is 61109284667. The next prime is 61109284699. The reversal of 61109284698 is 89648290116.

It is not an unprimeable number, because it can be changed into a prime (61109284699) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1133940 + ... + 1186607.

It is an arithmetic number, because the mean of its divisors is an integer number (1810027440).

Almost surely, 2^61109284698 is an apocalyptic number.

61109284698 is an abundant number, since it is smaller than the sum of its proper divisors (112653349542).

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

61109284698 is a wasteful number, since it uses less digits than its factorization.

61109284698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2320592 (or 2320589 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 54.

The spelling of 61109284698 in words is "sixty-one billion, one hundred nine million, two hundred eighty-four thousand, six hundred ninety-eight".