2421621143104 has 28 divisors (see below), whose sum is σ = 4884181585948. Its totient is φ = 1190961216000.

The previous prime is 2421621143041. The next prime is 2421621143107. The reversal of 2421621143104 is 4013411261242.

It is a happy number.

2421621143104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 288712782400 + 2132908360704 = 537320^2 + 1460448^2 .

It is not an unprimeable number, because it can be changed into a prime (2421621143107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310142247 + ... + 310150054.

It is an arithmetic number, because the mean of its divisors is an integer number (174435056641).

Almost surely, 2^{2421621143104} is an apocalyptic number.

It is an amenable number.

2421621143104 is an abundant number, since it is smaller than the sum of its proper divisors (2462560442844).

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

2421621143104 is an equidigital number, since it uses as much as digits as its factorization.

2421621143104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620292374 (or 620292364 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The spelling of 2421621143104 in words is "two trillion, four hundred twenty-one billion, six hundred twenty-one million, one hundred forty-three thousand, one hundred four".