4353005948257 has 4 divisors (see below), whose sum is σ = 4353143000580. Its totient is φ = 4352868895936.

The previous prime is 4353005948231. The next prime is 4353005948279. The reversal of 4353005948257 is 7528495003534.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 530007296256 + 3822998652001 = 728016^2 + 1955249^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4353005948257 is a prime.

It is a super-3 number, since 3×4353005948257³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4353005948198 and 4353005948207.

It is not an unprimeable number, because it can be changed into a prime (4353005948857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68478508 + ... + 68542045.

It is an arithmetic number, because the mean of its divisors is an integer number (1088285750145).

Almost surely, 2^{4353005948257} is an apocalyptic number.

It is an amenable number.

4353005948257 is a deficient number, since it is larger than the sum of its proper divisors (137052323).

4353005948257 is a wasteful number, since it uses less digits than its factorization.

4353005948257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137052322.

The product of its (nonzero) digits is 18144000, while the sum is 55.

The spelling of 4353005948257 in words is "four trillion, three hundred fifty-three billion, five million, nine hundred forty-eight thousand, two hundred fifty-seven".