120065664510 has 48 divisors (see below), whose sum is σ = 340549887600. Its totient is φ = 29106827520.

The previous prime is 120065664497. The next prime is 120065664527. The reversal of 120065664510 is 15466560021.

120065664510 is a `hidden beast` number, since 1 + 2 + 0 + 0 + 6 + 5 + 6 + 645 + 1 + 0 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60638235 + ... + 60640214.

It is an arithmetic number, because the mean of its divisors is an integer number (7094789325).

Almost surely, 2^120065664510 is an apocalyptic number.

120065664510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120065664510 is an abundant number, since it is smaller than the sum of its proper divisors (220484223090).

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

120065664510 is a wasteful number, since it uses less digits than its factorization.

120065664510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121278473 (or 121278470 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 120065664510 in words is "one hundred twenty billion, sixty-five million, six hundred sixty-four thousand, five hundred ten".