61103225534 has 32 divisors (see below), whose sum is σ = 101438326080. Its totient is φ = 27425030400.

The previous prime is 61103225527. The next prime is 61103225539. The reversal of 61103225534 is 43552230116.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 61103225534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61103225539) 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 15 ways as a sum of consecutive naturals, for example, 239372 + ... + 423680.

It is an arithmetic number, because the mean of its divisors is an integer number (3169947690).

Almost surely, 2^61103225534 is an apocalyptic number.

61103225534 is a deficient number, since it is larger than the sum of its proper divisors (40335100546).

61103225534 is a wasteful number, since it uses less digits than its factorization.

61103225534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184676.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 61103225534 in words is "sixty-one billion, one hundred three million, two hundred twenty-five thousand, five hundred thirty-four".