61060666616 has 16 divisors (see below), whose sum is σ = 119466522000. Its totient is φ = 29202927424.

The previous prime is 61060666573. The next prime is 61060666631. The reversal of 61060666616 is 61666606016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165925541 + ... + 165925908.

It is an arithmetic number, because the mean of its divisors is an integer number (7466657625).

Almost surely, 2^61060666616 is an apocalyptic number.

It is an amenable number.

61060666616 is a deficient number, since it is larger than the sum of its proper divisors (58405855384).

61060666616 is a wasteful number, since it uses less digits than its factorization.

61060666616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331851478 (or 331851474 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 44.

The spelling of 61060666616 in words is "sixty-one billion, sixty million, six hundred sixty-six thousand, six hundred sixteen".