61746471623242 has 16 divisors (see below), whose sum is σ = 105851216740032. Its totient is φ = 26462742920640.

The previous prime is 61746471623219. The next prime is 61746471623257. The reversal of 61746471623242 is 24232617464716.

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 7 ways as a sum of consecutive naturals, for example, 13420098 + ... + 17423890.

It is an arithmetic number, because the mean of its divisors is an integer number (6615701046252).

Almost surely, 2^{61746471623242} is an apocalyptic number.

61746471623242 is a deficient number, since it is larger than the sum of its proper divisors (44104745116790).

61746471623242 is a wasteful number, since it uses less digits than its factorization.

61746471623242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5105373.

The product of its digits is 16257024, while the sum is 55.

The spelling of 61746471623242 in words is "sixty-one trillion, seven hundred forty-six billion, four hundred seventy-one million, six hundred twenty-three thousand, two hundred forty-two".