120610640385491 has 2 divisors, whose sum is σ = 120610640385492. Its totient is φ = 120610640385490.

The previous prime is 120610640385449. The next prime is 120610640385533. The reversal of 120610640385491 is 194583046016021.

It is a balanced prime because it is at equal distance from previous prime (120610640385449) and next prime (120610640385533).

It is a cyclic number.

It is not a de Polignac number, because 120610640385491 - 2⁴⁶ = 50241896207827 is a prime.

It is a super-2 number, since 2×120610640385491² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120610640385401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60305320192745 + 60305320192746.

It is an arithmetic number, because the mean of its divisors is an integer number (60305320192746).

Almost surely, 2^{120610640385491} is an apocalyptic number.

120610640385491 is a deficient number, since it is larger than the sum of its proper divisors (1).

120610640385491 is an equidigital number, since it uses as much as digits as its factorization.

120610640385491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 120610640385491 in words is "one hundred twenty trillion, six hundred ten billion, six hundred forty million, three hundred eighty-five thousand, four hundred ninety-one".