347965520690 has 16 divisors (see below), whose sum is σ = 626347498392. Its totient is φ = 139184083584.

The previous prime is 347965520677. The next prime is 347965520713. The reversal of 347965520690 is 96025569743.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 330669851521 + 17295669169 = 575039^2 + 131513^2 .

It is a super-2 number, since 2×347965520690² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 538052 + ... + 992688.

Almost surely, 2^347965520690 is an apocalyptic number.

347965520690 is a deficient number, since it is larger than the sum of its proper divisors (278381977702).

347965520690 is a wasteful number, since it uses less digits than its factorization.

347965520690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531181.

The product of its (nonzero) digits is 12247200, while the sum is 56.

The spelling of 347965520690 in words is "three hundred forty-seven billion, nine hundred sixty-five million, five hundred twenty thousand, six hundred ninety".