61078046718803 has 2 divisors, whose sum is σ = 61078046718804. Its totient is φ = 61078046718802.

The previous prime is 61078046718769. The next prime is 61078046718823. The reversal of 61078046718803 is 30881764087016.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61078046718803 - 2²⁶ = 61077979609939 is a prime.

It is not a weakly prime, because it can be changed into another prime (61078046718823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30539023359401 + 30539023359402.

It is an arithmetic number, because the mean of its divisors is an integer number (30539023359402).

Almost surely, 2^{61078046718803} is an apocalyptic number.

61078046718803 is a deficient number, since it is larger than the sum of its proper divisors (1).

61078046718803 is an equidigital number, since it uses as much as digits as its factorization.

61078046718803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10838016, while the sum is 59.

The spelling of 61078046718803 in words is "sixty-one trillion, seventy-eight billion, forty-six million, seven hundred eighteen thousand, eight hundred three".