347955538009 has 2 divisors, whose sum is σ = 347955538010. Its totient is φ = 347955538008.

The previous prime is 347955538003. The next prime is 347955538103. The reversal of 347955538009 is 900835559743.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 195715105609 + 152240432400 = 442397^2 + 390180^2 .

It is a cyclic number.

It is not a de Polignac number, because 347955538009 - 2³ = 347955538001 is a prime.

It is a super-2 number, since 2×347955538009² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (347955538001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173977769004 + 173977769005.

It is an arithmetic number, because the mean of its divisors is an integer number (173977769005).

Almost surely, 2^347955538009 is an apocalyptic number.

It is an amenable number.

347955538009 is a deficient number, since it is larger than the sum of its proper divisors (1).

347955538009 is an equidigital number, since it uses as much as digits as its factorization.

347955538009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412000, while the sum is 58.

The spelling of 347955538009 in words is "three hundred forty-seven billion, nine hundred fifty-five million, five hundred thirty-eight thousand, nine".