7421247150828 has 24 divisors (see below), whose sum is σ = 19789992402432. Its totient is φ = 2120356328784.

The previous prime is 7421247150817. The next prime is 7421247150841. The reversal of 7421247150828 is 8280517421247.

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, 44174090100 + ... + 44174090267.

It is an arithmetic number, because the mean of its divisors is an integer number (824583016768).

Almost surely, 2^{7421247150828} is an apocalyptic number.

It is an amenable number.

7421247150828 is an abundant number, since it is smaller than the sum of its proper divisors (12368745251604).

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

7421247150828 is a wasteful number, since it uses less digits than its factorization.

7421247150828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88348180381 (or 88348180379 counting only the distinct ones).

The product of its (nonzero) digits is 2007040, while the sum is 51.

The spelling of 7421247150828 in words is "seven trillion, four hundred twenty-one billion, two hundred forty-seven million, one hundred fifty thousand, eight hundred twenty-eight".