61335465459071 has 2 divisors, whose sum is σ = 61335465459072. Its totient is φ = 61335465459070.

The previous prime is 61335465459067. The next prime is 61335465459109. The reversal of 61335465459071 is 17095456453316.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61335465459071 - 2² = 61335465459067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61335465459071.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61335465459031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30667732729535 + 30667732729536.

It is an arithmetic number, because the mean of its divisors is an integer number (30667732729536).

Almost surely, 2^{61335465459071} is an apocalyptic number.

61335465459071 is a deficient number, since it is larger than the sum of its proper divisors (1).

61335465459071 is an equidigital number, since it uses as much as digits as its factorization.

61335465459071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824000, while the sum is 59.

The spelling of 61335465459071 in words is "sixty-one trillion, three hundred thirty-five billion, four hundred sixty-five million, four hundred fifty-nine thousand, seventy-one".