7373721163 has 8 divisors (see below), whose sum is σ = 7874052480. Its totient is φ = 6889794240.

The previous prime is 7373721161. The next prime is 7373721169. The reversal of 7373721163 is 3611273737.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7373721163 - 2¹ = 7373721161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7373721161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4100170 + ... + 4101967.

It is an arithmetic number, because the mean of its divisors is an integer number (984256560).

Almost surely, 2^7373721163 is an apocalyptic number.

7373721163 is a deficient number, since it is larger than the sum of its proper divisors (500331317).

7373721163 is a wasteful number, since it uses less digits than its factorization.

7373721163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8202197.

The product of its digits is 111132, while the sum is 40.

The square root of 7373721163 is about 85870.3741869104. The cubic root of 7373721163 is about 1946.3856927808.

The spelling of 7373721163 in words is "seven billion, three hundred seventy-three million, seven hundred twenty-one thousand, one hundred sixty-three".