120206534546 has 32 divisors (see below), whose sum is σ = 213510764160. Its totient is φ = 49681126656.

The previous prime is 120206534543. The next prime is 120206534551. The reversal of 120206534546 is 645435602021.

It is a super-2 number, since 2×120206534546² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (120206534543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 968276 + ... + 1085343.

It is an arithmetic number, because the mean of its divisors is an integer number (6672211380).

Almost surely, 2^120206534546 is an apocalyptic number.

120206534546 is a deficient number, since it is larger than the sum of its proper divisors (93304229614).

120206534546 is a wasteful number, since it uses less digits than its factorization.

120206534546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2053778.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 120206534546 in words is "one hundred twenty billion, two hundred six million, five hundred thirty-four thousand, five hundred forty-six".