61614241616 has 10 divisors (see below), whose sum is σ = 119377593162. Its totient is φ = 30807120800.

The previous prime is 61614241613. The next prime is 61614241627.

61614241616 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 54372912400 + 7241329216 = 233180^2 + 85096^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 61614241616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61614241613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1925445035 + ... + 1925445066.

Almost surely, 2^61614241616 is an apocalyptic number.

It is an amenable number.

61614241616 is a deficient number, since it is larger than the sum of its proper divisors (57763351546).

61614241616 is a wasteful number, since it uses less digits than its factorization.

61614241616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3850890109 (or 3850890103 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The spelling of 61614241616 in words is "sixty-one billion, six hundred fourteen million, two hundred forty-one thousand, six hundred sixteen".