61352060613 has 16 divisors (see below), whose sum is σ = 84660712320. Its totient is φ = 39473630784.

The previous prime is 61352060593. The next prime is 61352060629. The reversal of 61352060613 is 31606025316.

61352060613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61352060613 - 2¹⁶ = 61351995077 is a prime.

It is a super-2 number, since 2×61352060613² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61352060633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45720 + ... + 353262.

It is an arithmetic number, because the mean of its divisors is an integer number (5291294520).

Almost surely, 2^61352060613 is an apocalyptic number.

It is an amenable number.

61352060613 is a deficient number, since it is larger than the sum of its proper divisors (23308651707).

61352060613 is a wasteful number, since it uses less digits than its factorization.

61352060613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309868.

The product of its (nonzero) digits is 19440, while the sum is 33.

Adding to 61352060613 its reverse (31606025316), we get a palindrome (92958085929).

The spelling of 61352060613 in words is "sixty-one billion, three hundred fifty-two million, sixty thousand, six hundred thirteen".