2154424411140 has 24 divisors (see below), whose sum is σ = 6032388351360. Its totient is φ = 574513176288.

The previous prime is 2154424411127. The next prime is 2154424411141. The reversal of 2154424411140 is 411144244512.

It is not an unprimeable number, because it can be changed into a prime (2154424411141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17953536700 + ... + 17953536819.

It is an arithmetic number, because the mean of its divisors is an integer number (251349514640).

Almost surely, 2^{2154424411140} is an apocalyptic number.

2154424411140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2154424411140 is an abundant number, since it is smaller than the sum of its proper divisors (3877963940220).

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

2154424411140 is a wasteful number, since it uses less digits than its factorization.

2154424411140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35907073531 (or 35907073529 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 33.

Adding to 2154424411140 its reverse (411144244512), we get a palindrome (2565568655652).

The spelling of 2154424411140 in words is "two trillion, one hundred fifty-four billion, four hundred twenty-four million, four hundred eleven thousand, one hundred forty".