120449600544 has 384 divisors, whose sum is σ = 400505333760. Its totient is φ = 30853177344.

The previous prime is 120449600539. The next prime is 120449600549. The reversal of 120449600544 is 445006944021.

It is an interprime number because it is at equal distance from previous prime (120449600539) and next prime (120449600549).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (120449600549) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 42726367 + ... + 42729185.

It is an arithmetic number, because the mean of its divisors is an integer number (1042982640).

Almost surely, 2^120449600544 is an apocalyptic number.

120449600544 is a gapful number since it is divisible by the number (14) 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 120449600544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200252666880).

120449600544 is an abundant number, since it is smaller than the sum of its proper divisors (280055733216).

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

120449600544 is a wasteful number, since it uses less digits than its factorization.

120449600544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2992 (or 2984 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 120449600544 in words is "one hundred twenty billion, four hundred forty-nine million, six hundred thousand, five hundred forty-four".