7400734007352 has 128 divisors (see below), whose sum is σ = 21335336755200. Its totient is φ = 2095462914048.

The previous prime is 7400734007351. The next prime is 7400734007353. The reversal of 7400734007352 is 2537004370047.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (7400734007351) and next prime (7400734007353).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7400734007351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 142107174 + ... + 142159242.

It is an arithmetic number, because the mean of its divisors is an integer number (166682318400).

Almost surely, 2^{7400734007352} 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 7400734007352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10667668377600).

7400734007352 is an abundant number, since it is smaller than the sum of its proper divisors (13934602747848).

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

7400734007352 is a wasteful number, since it uses less digits than its factorization.

7400734007352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59685 (or 59681 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 42.

Adding to 7400734007352 its reverse (2537004370047), we get a palindrome (9937738377399).

The spelling of 7400734007352 in words is "seven trillion, four hundred billion, seven hundred thirty-four million, seven thousand, three hundred fifty-two".