61698458062 has 8 divisors (see below), whose sum is σ = 92652738192. Its totient is φ = 30814212000.

The previous prime is 61698458053. The next prime is 61698458083. The reversal of 61698458062 is 26085489616.

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

It is a junction number, because it is equal to n+sod(n) for n = 61698457994 and 61698458012.

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, 17506314 + ... + 17509837.

It is an arithmetic number, because the mean of its divisors is an integer number (11581592274).

Almost surely, 2^61698458062 is an apocalyptic number.

61698458062 is a deficient number, since it is larger than the sum of its proper divisors (30954280130).

61698458062 is a wasteful number, since it uses less digits than its factorization.

61698458062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35017034.

The product of its (nonzero) digits is 4976640, while the sum is 55.

The spelling of 61698458062 in words is "sixty-one billion, six hundred ninety-eight million, four hundred fifty-eight thousand, sixty-two".