346513353425 has 24 divisors (see below), whose sum is σ = 463818795840. Its totient is φ = 256014651200.

The previous prime is 346513353421. The next prime is 346513353437. The reversal of 346513353425 is 524353315643.

It is not a de Polignac number, because 346513353425 - 2² = 346513353421 is a prime.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (346513353421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10373531 + ... + 10406880.

It is an arithmetic number, because the mean of its divisors is an integer number (19325783160).

Almost surely, 2^346513353425 is an apocalyptic number.

It is an amenable number.

346513353425 is a deficient number, since it is larger than the sum of its proper divisors (117305442415).

346513353425 is a wasteful number, since it uses less digits than its factorization.

346513353425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20780473 (or 20780468 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 44.

The spelling of 346513353425 in words is "three hundred forty-six billion, five hundred thirteen million, three hundred fifty-three thousand, four hundred twenty-five".