61614744741616 has 40 divisors (see below), whose sum is σ = 130234669697664. Its totient is φ = 28005948461760.

The previous prime is 61614744741593. The next prime is 61614744741617.

It is a happy number.

61614744741616 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61614744741617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1874101 + ... + 11257963.

Almost surely, 2^{61614744741616} is an apocalyptic number.

It is an amenable number.

61614744741616 is an abundant number, since it is smaller than the sum of its proper divisors (68619924956048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61614744741616 is a wasteful number, since it uses less digits than its factorization.

61614744741616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9421189 (or 9421183 counting only the distinct ones).

The product of its digits is 16257024, while the sum is 58.

The spelling of 61614744741616 in words is "sixty-one trillion, six hundred fourteen billion, seven hundred forty-four million, seven hundred forty-one thousand, six hundred sixteen".