61058358356 has 6 divisors (see below), whose sum is σ = 106852127130. Its totient is φ = 30529179176.

The previous prime is 61058358349. The next prime is 61058358367. The reversal of 61058358356 is 65385385016.

It can be written as a sum of positive squares in only one way, i.e., 51385635856 + 9672722500 = 226684^2 + 98350^2 .

It is a super-3 number, since 3×61058358356³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7632294791 + ... + 7632294798.

It is an arithmetic number, because the mean of its divisors is an integer number (17808687855).

Almost surely, 2^61058358356 is an apocalyptic number.

It is an amenable number.

61058358356 is a deficient number, since it is larger than the sum of its proper divisors (45793768774).

61058358356 is a wasteful number, since it uses less digits than its factorization.

61058358356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15264589593 (or 15264589591 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 50.

The spelling of 61058358356 in words is "sixty-one billion, fifty-eight million, three hundred fifty-eight thousand, three hundred fifty-six".