120455510964 has 216 divisors, whose sum is σ = 315484202880. Its totient is φ = 35746283520.

The previous prime is 120455510953. The next prime is 120455510983. The reversal of 120455510964 is 469015554021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 156638772 + ... + 156639540.

Almost surely, 2^120455510964 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120455510964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157742101440).

120455510964 is an abundant number, since it is smaller than the sum of its proper divisors (195028691916).

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

120455510964 is a wasteful number, since it uses less digits than its factorization.

120455510964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919 (or 869 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 120455510964 in words is "one hundred twenty billion, four hundred fifty-five million, five hundred ten thousand, nine hundred sixty-four".