120205401610553 has 16 divisors (see below), whose sum is σ = 137458448231424. Its totient is φ = 102972582521280.

The previous prime is 120205401610543. The next prime is 120205401610597. The reversal of 120205401610553 is 355016104502021.

It is a cyclic number.

It is not a de Polignac number, because 120205401610553 - 2⁸ = 120205401610297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120205401610543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90392123 + ... + 91712303.

It is an arithmetic number, because the mean of its divisors is an integer number (8591153014464).

Almost surely, 2^{120205401610553} is an apocalyptic number.

It is an amenable number.

120205401610553 is a deficient number, since it is larger than the sum of its proper divisors (17253046620871).

120205401610553 is a wasteful number, since it uses less digits than its factorization.

120205401610553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327832.

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 120205401610553 in words is "one hundred twenty trillion, two hundred five billion, four hundred one million, six hundred ten thousand, five hundred fifty-three".