61335927716291 has 2 divisors, whose sum is σ = 61335927716292. Its totient is φ = 61335927716290.

The previous prime is 61335927716227. The next prime is 61335927716353. The reversal of 61335927716291 is 19261772953316.

It is a happy number.

It is an a-pointer prime, because the next prime (61335927716353) can be obtained adding 61335927716291 to its sum of digits (62).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61335927716291 - 2⁶ = 61335927716227 is a prime.

It is not a weakly prime, because it can be changed into another prime (61335927616291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30667963858145 + 30667963858146.

It is an arithmetic number, because the mean of its divisors is an integer number (30667963858146).

Almost surely, 2^{61335927716291} is an apocalyptic number.

61335927716291 is a deficient number, since it is larger than the sum of its proper divisors (1).

61335927716291 is an equidigital number, since it uses as much as digits as its factorization.

61335927716291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25719120, while the sum is 62.

The spelling of 61335927716291 in words is "sixty-one trillion, three hundred thirty-five billion, nine hundred twenty-seven million, seven hundred sixteen thousand, two hundred ninety-one".