2421111413440 has 56 divisors (see below), whose sum is σ = 5859784248912. Its totient is φ = 952568417280.

The previous prime is 2421111413377. The next prime is 2421111413453. The reversal of 2421111413440 is 443141111242.

It is a happy number.

2421111413440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2421111413440² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2421111413399 and 2421111413408.

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, 61996654 + ... + 62035693.

Almost surely, 2^{2421111413440} is an apocalyptic number.

2421111413440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2421111413440 is an abundant number, since it is smaller than the sum of its proper divisors (3438672835472).

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

2421111413440 is a wasteful number, since it uses less digits than its factorization.

2421111413440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124032425 (or 124032415 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 2421111413440 its reverse (443141111242), we get a palindrome (2864252524682).

The spelling of 2421111413440 in words is "two trillion, four hundred twenty-one billion, one hundred eleven million, four hundred thirteen thousand, four hundred forty".