349985920802 has 64 divisors (see below), whose sum is σ = 638178621696. Its totient is φ = 140525383680.

The previous prime is 349985920769. The next prime is 349985920807. The reversal of 349985920802 is 208029589943.

It is not an unprimeable number, because it can be changed into a prime (349985920807) 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 31 ways as a sum of consecutive naturals, for example, 64368428 + ... + 64373864.

It is an arithmetic number, because the mean of its divisors is an integer number (9971540964).

Almost surely, 2^349985920802 is an apocalyptic number.

349985920802 is a deficient number, since it is larger than the sum of its proper divisors (288192700894).

349985920802 is a wasteful number, since it uses less digits than its factorization.

349985920802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6651.

The product of its (nonzero) digits is 11197440, while the sum is 59.

The spelling of 349985920802 in words is "three hundred forty-nine billion, nine hundred eighty-five million, nine hundred twenty thousand, eight hundred two".