61301053235213 has 16 divisors (see below), whose sum is σ = 68509304799936. Its totient is φ = 54368411811840.

The previous prime is 61301053235209. The next prime is 61301053235281. The reversal of 61301053235213 is 31253235010316.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 61301053235213 - 2² = 61301053235209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61301053235113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75564020 + ... + 76370957.

It is an arithmetic number, because the mean of its divisors is an integer number (4281831549996).

Almost surely, 2^{61301053235213} is an apocalyptic number.

It is an amenable number.

61301053235213 is a deficient number, since it is larger than the sum of its proper divisors (7208251564723).

61301053235213 is a wasteful number, since it uses less digits than its factorization.

61301053235213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151935884.

The product of its (nonzero) digits is 48600, while the sum is 35.

Adding to 61301053235213 its reverse (31253235010316), we get a palindrome (92554288245529).

The spelling of 61301053235213 in words is "sixty-one trillion, three hundred one billion, fifty-three million, two hundred thirty-five thousand, two hundred thirteen".