165472428347 has 2 divisors, whose sum is σ = 165472428348. Its totient is φ = 165472428346.

The previous prime is 165472428337. The next prime is 165472428353. The reversal of 165472428347 is 743824274561.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 165472428347 - 2²⁰ = 165471379771 is a prime.

It is a super-2 number, since 2×165472428347² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (165472428307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82736214173 + 82736214174.

It is an arithmetic number, because the mean of its divisors is an integer number (82736214174).

Almost surely, 2^165472428347 is an apocalyptic number.

165472428347 is a deficient number, since it is larger than the sum of its proper divisors (1).

165472428347 is an equidigital number, since it uses as much as digits as its factorization.

165472428347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9031680, while the sum is 53.

The spelling of 165472428347 in words is "one hundred sixty-five billion, four hundred seventy-two million, four hundred twenty-eight thousand, three hundred forty-seven".