61984238026 has 8 divisors (see below), whose sum is σ = 92992803840. Its totient is φ = 30986636748.

The previous prime is 61984238021. The next prime is 61984238053. The reversal of 61984238026 is 62083248916.

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

It is not an unprimeable number, because it can be changed into a prime (61984238021) by changing a digit.

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, 2726986 + ... + 2749621.

It is an arithmetic number, because the mean of its divisors is an integer number (11624100480).

Almost surely, 2^61984238026 is an apocalyptic number.

61984238026 is a deficient number, since it is larger than the sum of its proper divisors (31008565814).

61984238026 is a wasteful number, since it uses less digits than its factorization.

61984238026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5482268.

The product of its (nonzero) digits is 995328, while the sum is 49.

The spelling of 61984238026 in words is "sixty-one billion, nine hundred eighty-four million, two hundred thirty-eight thousand, twenty-six".