20120314454424 has 48 divisors (see below), whose sum is σ = 55965289086720. Its totient is φ = 6525507389760.

The previous prime is 20120314454399. The next prime is 20120314454437. The reversal of 20120314454424 is 42445441302102.

20120314454424 is a `hidden beast` number, since 2 + 0 + 1 + 20 + 31 + 44 + 544 + 24 = 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, 3776332632 + ... + 3776337959.

It is an arithmetic number, because the mean of its divisors is an integer number (1165943522640).

Almost surely, 2^{20120314454424} is an apocalyptic number.

20120314454424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20120314454424 is an abundant number, since it is smaller than the sum of its proper divisors (35844974632296).

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

20120314454424 is a wasteful number, since it uses less digits than its factorization.

20120314454424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7552670640 (or 7552670633 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 36.

Adding to 20120314454424 its reverse (42445441302102), we get a palindrome (62565755756526).

The spelling of 20120314454424 in words is "twenty trillion, one hundred twenty billion, three hundred fourteen million, four hundred fifty-four thousand, four hundred twenty-four".