7253118498340 has 768 divisors, whose sum is σ = 19778494095360. Its totient is φ = 2194698240000.

The previous prime is 7253118498331. The next prime is 7253118498349. The reversal of 7253118498340 is 438948113527.

It is an interprime number because it is at equal distance from previous prime (7253118498331) and next prime (7253118498349).

It is a Harshad number since it is a multiple of its sum of digits (55).

It is not an unprimeable number, because it can be changed into a prime (7253118498349) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 21522606652 + ... + 21522606988.

It is an arithmetic number, because the mean of its divisors is an integer number (25753247520).

Almost surely, 2^{7253118498340} 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 7253118498340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9889247047680).

7253118498340 is an abundant number, since it is smaller than the sum of its proper divisors (12525375597020).

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

7253118498340 is a wasteful number, since it uses less digits than its factorization.

7253118498340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644 (or 642 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 7253118498340 in words is "seven trillion, two hundred fifty-three billion, one hundred eighteen million, four hundred ninety-eight thousand, three hundred forty".