120406654336 has 32 divisors (see below), whose sum is σ = 245451076200. Its totient is φ = 58803247104.

The previous prime is 120406654331. The next prime is 120406654397. The reversal of 120406654336 is 633456604021.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120406654331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10932601 + ... + 10943608.

Almost surely, 2^120406654336 is an apocalyptic number.

120406654336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

120406654336 is an abundant number, since it is smaller than the sum of its proper divisors (125044421864).

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

120406654336 is an equidigital number, since it uses as much as digits as its factorization.

120406654336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21876266 (or 21876254 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 120406654336 in words is "one hundred twenty billion, four hundred six million, six hundred fifty-four thousand, three hundred thirty-six".