7354375511221 has 16 divisors (see below), whose sum is σ = 7511478891840. Its totient is φ = 7199387827200.

The previous prime is 7354375511173. The next prime is 7354375511237. The reversal of 7354375511221 is 1221155734537.

It is a cyclic number.

It is not a de Polignac number, because 7354375511221 - 2⁹ = 7354375510709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7354375517221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2020050 + ... + 4334668.

It is an arithmetic number, because the mean of its divisors is an integer number (469467430740).

Almost surely, 2^{7354375511221} is an apocalyptic number.

It is an amenable number.

7354375511221 is a deficient number, since it is larger than the sum of its proper divisors (157103380619).

7354375511221 is a wasteful number, since it uses less digits than its factorization.

7354375511221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2315076.

The product of its digits is 882000, while the sum is 46.

The spelling of 7354375511221 in words is "seven trillion, three hundred fifty-four billion, three hundred seventy-five million, five hundred eleven thousand, two hundred twenty-one".