120689049600 has 720 divisors, whose sum is σ = 507075878400. Its totient is φ = 27568373760.

The previous prime is 120689049589. The next prime is 120689049661. The reversal of 120689049600 is 6940986021.

It is a happy number.

120689049600 is a `hidden beast` number, since 12 + 0 + 68 + 90 + 496 + 0 + 0 = 666.

120689049600 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (720).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 77413621 + ... + 77415179.

Almost surely, 2^120689049600 is an apocalyptic number.

120689049600 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 120689049600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253537939200).

120689049600 is an abundant number, since it is smaller than the sum of its proper divisors (386386828800).

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

120689049600 is an equidigital number, since it uses as much as digits as its factorization.

120689049600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613 (or 1576 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 120689049600 in words is "one hundred twenty billion, six hundred eighty-nine million, forty-nine thousand, six hundred".