7321348493888 has 168 divisors, whose sum is σ = 18131292346944. Its totient is φ = 2891193753600.

The previous prime is 7321348493887. The next prime is 7321348493971. The reversal of 7321348493888 is 8883948431237.

It is a Harshad number since it is a multiple of its sum of digits (68).

It is not an unprimeable number, because it can be changed into a prime (7321348493887) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1260893 + ... + 4028963.

It is an arithmetic number, because the mean of its divisors is an integer number (107924359208).

Almost surely, 2^{7321348493888} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7321348493888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9065646173472).

7321348493888 is an abundant number, since it is smaller than the sum of its proper divisors (10809943853056).

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

7321348493888 is a wasteful number, since it uses less digits than its factorization.

7321348493888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2768141 (or 2768114 counting only the distinct ones).

The product of its digits is 222953472, while the sum is 68.

The spelling of 7321348493888 in words is "seven trillion, three hundred twenty-one billion, three hundred forty-eight million, four hundred ninety-three thousand, eight hundred eighty-eight".