2430356220728 has 16 divisors (see below), whose sum is σ = 4653873614880. Its totient is φ = 1189323256768.

The previous prime is 2430356220707. The next prime is 2430356220751. The reversal of 2430356220728 is 8270226530342.

2430356220728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3231856301 + ... + 3231857052.

It is an arithmetic number, because the mean of its divisors is an integer number (290867100930).

Almost surely, 2^{2430356220728} is an apocalyptic number.

It is an amenable number.

2430356220728 is a deficient number, since it is larger than the sum of its proper divisors (2223517394152).

2430356220728 is a wasteful number, since it uses less digits than its factorization.

2430356220728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6463713406 (or 6463713402 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 44.

The spelling of 2430356220728 in words is "two trillion, four hundred thirty billion, three hundred fifty-six million, two hundred twenty thousand, seven hundred twenty-eight".