7416228568321 has 4 divisors (see below), whose sum is σ = 7852477307652. Its totient is φ = 6979979828992.

The previous prime is 7416228568183. The next prime is 7416228568363. The reversal of 7416228568321 is 1238658226147.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2252517703921 + 5163710864400 = 1500839^2 + 2272380^2 .

It is a cyclic number.

It is not a de Polignac number, because 7416228568321 - 2⁹ = 7416228567809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7416228568381) 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, 218124369640 + ... + 218124369673.

It is an arithmetic number, because the mean of its divisors is an integer number (1963119326913).

Almost surely, 2^{7416228568321} is an apocalyptic number.

It is an amenable number.

7416228568321 is a deficient number, since it is larger than the sum of its proper divisors (436248739331).

7416228568321 is a wasteful number, since it uses less digits than its factorization.

7416228568321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436248739330.

The product of its digits is 7741440, while the sum is 55.

The spelling of 7416228568321 in words is "seven trillion, four hundred sixteen billion, two hundred twenty-eight million, five hundred sixty-eight thousand, three hundred twenty-one".