7473391213920 has 288 divisors, whose sum is σ = 24853660943328. Its totient is φ = 1887387181056.

The previous prime is 7473391213889. The next prime is 7473391213927. The reversal of 7473391213920 is 293121933747.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7473391213927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 744579142 + ... + 744589178.

It is an arithmetic number, because the mean of its divisors is an integer number (86297433831).

Almost surely, 2^{7473391213920} 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 7473391213920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12426830471664).

7473391213920 is an abundant number, since it is smaller than the sum of its proper divisors (17380269729408).

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

7473391213920 is a wasteful number, since it uses less digits than its factorization.

7473391213920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14390 (or 14363 counting only the distinct ones).

The product of its (nonzero) digits is 1714608, while the sum is 51.

The spelling of 7473391213920 in words is "seven trillion, four hundred seventy-three billion, three hundred ninety-one million, two hundred thirteen thousand, nine hundred twenty".