61043633123242 has 128 divisors (see below), whose sum is σ = 121600639480320. Its totient is φ = 22250013327360.

The previous prime is 61043633123227. The next prime is 61043633123243. The reversal of 61043633123242 is 24232133634016.

61043633123242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 61043633123195 and 61043633123204.

It is not an unprimeable number, because it can be changed into a prime (61043633123243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 563656234 + ... + 563764522.

It is an arithmetic number, because the mean of its divisors is an integer number (950004995940).

Almost surely, 2^{61043633123242} is an apocalyptic number.

61043633123242 is a deficient number, since it is larger than the sum of its proper divisors (60557006357078).

61043633123242 is a wasteful number, since it uses less digits than its factorization.

61043633123242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109616.

The product of its (nonzero) digits is 373248, while the sum is 40.

Adding to 61043633123242 its reverse (24232133634016), we get a palindrome (85275766757258).

The spelling of 61043633123242 in words is "sixty-one trillion, forty-three billion, six hundred thirty-three million, one hundred twenty-three thousand, two hundred forty-two".