61103536456964 has 12 divisors (see below), whose sum is σ = 110618471172300. Its totient is φ = 29498258979168.

The previous prime is 61103536456939. The next prime is 61103536456969. The reversal of 61103536456964 is 46965463530116.

It can be written as a sum of positive squares in 2 ways, for example, as 20766176088064 + 40337360368900 = 4556992^2 + 6351170^2 .

It is not an unprimeable number, because it can be changed into a prime (61103536456969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263377312199 + ... + 263377312430.

It is an arithmetic number, because the mean of its divisors is an integer number (9218205931025).

Almost surely, 2^{61103536456964} is an apocalyptic number.

It is an amenable number.

61103536456964 is a deficient number, since it is larger than the sum of its proper divisors (49514934715336).

61103536456964 is a wasteful number, since it uses less digits than its factorization.

61103536456964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526754624662 (or 526754624660 counting only the distinct ones).

The product of its (nonzero) digits is 41990400, while the sum is 59.

The spelling of 61103536456964 in words is "sixty-one trillion, one hundred three billion, five hundred thirty-six million, four hundred fifty-six thousand, nine hundred sixty-four".