58961601616 has 10 divisors (see below), whose sum is σ = 114238103162. Its totient is φ = 29480800800.

The previous prime is 58961601599. The next prime is 58961601617. The reversal of 58961601616 is 61610616985.

It can be written as a sum of positive squares in only one way, i.e., 34313857600 + 24647744016 = 185240^2 + 156996^2 .

It is a super-2 number, since 2×58961601616² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 58961601616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58961601617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1842550035 + ... + 1842550066.

Almost surely, 2^58961601616 is an apocalyptic number.

It is an amenable number.

58961601616 is a deficient number, since it is larger than the sum of its proper divisors (55276501546).

58961601616 is a wasteful number, since it uses less digits than its factorization.

58961601616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3685100109 (or 3685100103 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 49.

The spelling of 58961601616 in words is "fifty-eight billion, nine hundred sixty-one million, six hundred one thousand, six hundred sixteen".