347203638512225 has 24 divisors (see below), whose sum is σ = 469875241059840. Its totient is φ = 252402376856000.

The previous prime is 347203638512179. The next prime is 347203638512303. The reversal of 347203638512225 is 522215836302743.

It is not a de Polignac number, because 347203638512225 - 2¹⁰ = 347203638511201 is a prime.

It is a super-2 number, since 2×347203638512225² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 272764481 + ... + 274034430.

It is an arithmetic number, because the mean of its divisors is an integer number (19578135044160).

Almost surely, 2^{347203638512225} is an apocalyptic number.

It is an amenable number.

347203638512225 is a deficient number, since it is larger than the sum of its proper divisors (122671602547615).

347203638512225 is a wasteful number, since it uses less digits than its factorization.

347203638512225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546801241 (or 546801236 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 53.

The spelling of 347203638512225 in words is "three hundred forty-seven trillion, two hundred three billion, six hundred thirty-eight million, five hundred twelve thousand, two hundred twenty-five".