120146565560 has 128 divisors (see below), whose sum is σ = 322561612800. Its totient is φ = 39380014080.

The previous prime is 120146565533. The next prime is 120146565563. The reversal of 120146565560 is 65565641021.

It is a super-2 number, since 2×120146565560² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120146565563) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14685551 + ... + 14693729.

It is an arithmetic number, because the mean of its divisors is an integer number (2520012600).

Almost surely, 2^120146565560 is an apocalyptic number.

120146565560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120146565560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161280806400).

120146565560 is an abundant number, since it is smaller than the sum of its proper divisors (202415047240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120146565560 is a wasteful number, since it uses less digits than its factorization.

120146565560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10501 (or 10497 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 120146565560 in words is "one hundred twenty billion, one hundred forty-six million, five hundred sixty-five thousand, five hundred sixty".