349304952580690 has 32 divisors (see below), whose sum is σ = 639114033542400. Its totient is φ = 137436829656384.

The previous prime is 349304952580673. The next prime is 349304952580699. The reversal of 349304952580690 is 96085259403943.

It is a super-2 number, since 2×349304952580690² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (349304952580699) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1137870094 + ... + 1138177033.

It is an arithmetic number, because the mean of its divisors is an integer number (19972313548200).

Almost surely, 2^{349304952580690} is an apocalyptic number.

349304952580690 is a deficient number, since it is larger than the sum of its proper divisors (289809080961710).

349304952580690 is a wasteful number, since it uses less digits than its factorization.

349304952580690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2276047386.

The product of its (nonzero) digits is 251942400, while the sum is 67.

The spelling of 349304952580690 in words is "three hundred forty-nine trillion, three hundred four billion, nine hundred fifty-two million, five hundred eighty thousand, six hundred ninety".