120660610589 has 2 divisors, whose sum is σ = 120660610590. Its totient is φ = 120660610588.

The previous prime is 120660610537. The next prime is 120660610601. The reversal of 120660610589 is 985016066021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98758090564 + 21902520025 = 314258^2 + 147995^2 .

It is a cyclic number.

It is not a de Polignac number, because 120660610589 - 2²⁰ = 120659562013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120660610519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60330305294 + 60330305295.

It is an arithmetic number, because the mean of its divisors is an integer number (60330305295).

Almost surely, 2^120660610589 is an apocalyptic number.

It is an amenable number.

120660610589 is a deficient number, since it is larger than the sum of its proper divisors (1).

120660610589 is an equidigital number, since it uses as much as digits as its factorization.

120660610589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 44.

The spelling of 120660610589 in words is "one hundred twenty billion, six hundred sixty million, six hundred ten thousand, five hundred eighty-nine".