120465109632 has 256 divisors, whose sum is σ = 385511040000. Its totient is φ = 32559169536.

The previous prime is 120465109631. The next prime is 120465109673. The reversal of 120465109632 is 236901564021.

It is not an unprimeable number, because it can be changed into a prime (120465109631) 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, 47444619 + ... + 47447157.

It is an arithmetic number, because the mean of its divisors is an integer number (1505902500).

Almost surely, 2^120465109632 is an apocalyptic number.

120465109632 is a gapful number since it is divisible by the number (12) 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 120465109632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192755520000).

120465109632 is an abundant number, since it is smaller than the sum of its proper divisors (265045930368).

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

120465109632 is a wasteful number, since it uses less digits than its factorization.

120465109632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3511 (or 3499 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 120465109632 in words is "one hundred twenty billion, four hundred sixty-five million, one hundred nine thousand, six hundred thirty-two".