7375523321 has 8 divisors (see below), whose sum is σ = 8148916224. Its totient is φ = 6639856960.

The previous prime is 7375523293. The next prime is 7375523329. The reversal of 7375523321 is 1233255737.

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 7375523321 - 2⁶ = 7375523257 is a prime.

It is a super-2 number, since 2×7375523321² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7375523329) 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, 9431225 + ... + 9432006.

It is an arithmetic number, because the mean of its divisors is an integer number (1018614528).

Almost surely, 2^7375523321 is an apocalyptic number.

It is an amenable number.

7375523321 is a deficient number, since it is larger than the sum of its proper divisors (773392903).

7375523321 is a wasteful number, since it uses less digits than its factorization.

7375523321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18863271.

The product of its digits is 132300, while the sum is 38.

The square root of 7375523321 is about 85880.8670251995. The cubic root of 7375523321 is about 1946.5442472268.

The spelling of 7375523321 in words is "seven billion, three hundred seventy-five million, five hundred twenty-three thousand, three hundred twenty-one".