343503887425 has 12 divisors (see below), whose sum is σ = 451000398636. Its totient is φ = 258638220800.

The previous prime is 343503887423. The next prime is 343503887479. The reversal of 343503887425 is 524788305343.

It can be written as a sum of positive squares in 6 ways, for example, as 20478754816 + 323025132609 = 143104^2 + 568353^2 .

It is not a de Polignac number, because 343503887425 - 2¹ = 343503887423 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343503887423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 404121796 + ... + 404122645.

It is an arithmetic number, because the mean of its divisors is an integer number (37583366553).

Almost surely, 2^343503887425 is an apocalyptic number.

It is an amenable number.

343503887425 is a deficient number, since it is larger than the sum of its proper divisors (107496511211).

343503887425 is a wasteful number, since it uses less digits than its factorization.

343503887425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808244468 (or 808244463 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 52.

The spelling of 343503887425 in words is "three hundred forty-three billion, five hundred three million, eight hundred eighty-seven thousand, four hundred twenty-five".