120443424451240 has 32 divisors (see below), whose sum is σ = 295633860017760. Its totient is φ = 43797608891200.

The previous prime is 120443424451219. The next prime is 120443424451253. The reversal of 120443424451240 is 42154424344021.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 120443424451193 and 120443424451202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136867527346 + ... + 136867528225.

It is an arithmetic number, because the mean of its divisors is an integer number (9238558125555).

Almost surely, 2^{120443424451240} is an apocalyptic number.

120443424451240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120443424451240 is an abundant number, since it is smaller than the sum of its proper divisors (175190435566520).

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

120443424451240 is a wasteful number, since it uses less digits than its factorization.

120443424451240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273735055593 (or 273735055589 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 40.

Adding to 120443424451240 its reverse (42154424344021), we get a palindrome (162597848795261).

The spelling of 120443424451240 in words is "one hundred twenty trillion, four hundred forty-three billion, four hundred twenty-four million, four hundred fifty-one thousand, two hundred forty".