61061547136652 has 24 divisors (see below), whose sum is σ = 106971403540512. Its totient is φ = 30498306249600.

The previous prime is 61061547136621. The next prime is 61061547136669. The reversal of 61061547136652 is 25663174516016.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 61061547136594 and 61061547136603.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12000752 + ... + 16313832.

It is an arithmetic number, because the mean of its divisors is an integer number (4457141814188).

Almost surely, 2^{61061547136652} is an apocalyptic number.

It is an amenable number.

61061547136652 is a deficient number, since it is larger than the sum of its proper divisors (45909856403860).

61061547136652 is a wasteful number, since it uses less digits than its factorization.

61061547136652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4316849 (or 4316847 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 53.

The spelling of 61061547136652 in words is "sixty-one trillion, sixty-one billion, five hundred forty-seven million, one hundred thirty-six thousand, six hundred fifty-two".