4081320456120 has 48 divisors (see below), whose sum is σ = 13264291483560. Its totient is φ = 1088352121536.

The previous prime is 4081320456119. The next prime is 4081320456139. The reversal of 4081320456120 is 216540231804.

It is a happy number.

4081320456120 is a `hidden beast` number, since 4 + 0 + 8 + 1 + 32 + 0 + 4 + 5 + 612 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5668500274 + ... + 5668500993.

Almost surely, 2^{4081320456120} is an apocalyptic number.

4081320456120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4081320456120 is an abundant number, since it is smaller than the sum of its proper divisors (9182971027440).

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

4081320456120 is a wasteful number, since it uses less digits than its factorization.

4081320456120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11337001284 (or 11337001277 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

Adding to 4081320456120 its reverse (216540231804), we get a palindrome (4297860687924).

The spelling of 4081320456120 in words is "four trillion, eighty-one billion, three hundred twenty million, four hundred fifty-six thousand, one hundred twenty".