61488518572963 has 2 divisors, whose sum is σ = 61488518572964. Its totient is φ = 61488518572962.

The previous prime is 61488518572849. The next prime is 61488518572967. The reversal of 61488518572963 is 36927581588416.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61488518572963 - 2²⁹ = 61487981702051 is a prime.

It is not a weakly prime, because it can be changed into another prime (61488518572967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30744259286481 + 30744259286482.

It is an arithmetic number, because the mean of its divisors is an integer number (30744259286482).

Almost surely, 2^{61488518572963} is an apocalyptic number.

61488518572963 is a deficient number, since it is larger than the sum of its proper divisors (1).

61488518572963 is an equidigital number, since it uses as much as digits as its factorization.

61488518572963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 696729600, while the sum is 73.

The spelling of 61488518572963 in words is "sixty-one trillion, four hundred eighty-eight billion, five hundred eighteen million, five hundred seventy-two thousand, nine hundred sixty-three".