61153811636612 has 12 divisors (see below), whose sum is σ = 107019399469836. Its totient is φ = 30576840359520.

The previous prime is 61153811636587. The next prime is 61153811636693. The reversal of 61153811636612 is 21663611835116.

61153811636612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 30756518772736 + 30397292863876 = 5545856^2 + 5513374^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 14231783 + ... + 18023630.

It is an arithmetic number, because the mean of its divisors is an integer number (8918283289153).

Almost surely, 2^{61153811636612} is an apocalyptic number.

It is an amenable number.

61153811636612 is a deficient number, since it is larger than the sum of its proper divisors (45865587833224).

61153811636612 is a wasteful number, since it uses less digits than its factorization.

61153811636612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32729398 (or 32729396 counting only the distinct ones).

The product of its digits is 933120, while the sum is 50.

The spelling of 61153811636612 in words is "sixty-one trillion, one hundred fifty-three billion, eight hundred eleven million, six hundred thirty-six thousand, six hundred twelve".