61286426224 has 40 divisors (see below), whose sum is σ = 118992384000. Its totient is φ = 30578798016.

The previous prime is 61286426207. The next prime is 61286426303. The reversal of 61286426224 is 42262468216.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20851347 + ... + 20854285.

It is an arithmetic number, because the mean of its divisors is an integer number (2974809600).

Almost surely, 2^61286426224 is an apocalyptic number.

It is an amenable number.

61286426224 is a deficient number, since it is larger than the sum of its proper divisors (57705957776).

61286426224 is a wasteful number, since it uses less digits than its factorization.

61286426224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5245 (or 5239 counting only the distinct ones).

The product of its digits is 442368, while the sum is 43.

The spelling of 61286426224 in words is "sixty-one billion, two hundred eighty-six million, four hundred twenty-six thousand, two hundred twenty-four".