349450316972 has 24 divisors (see below), whose sum is σ = 620674812576. Its totient is φ = 172132236288.

The previous prime is 349450316933. The next prime is 349450317043. The reversal of 349450316972 is 279613054943.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2117843 + ... + 2276874.

It is an arithmetic number, because the mean of its divisors is an integer number (25861450524).

Almost surely, 2^349450316972 is an apocalyptic number.

It is an amenable number.

349450316972 is a deficient number, since it is larger than the sum of its proper divisors (271224495604).

349450316972 is a wasteful number, since it uses less digits than its factorization.

349450316972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4395017 (or 4395015 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 53.

The spelling of 349450316972 in words is "three hundred forty-nine billion, four hundred fifty million, three hundred sixteen thousand, nine hundred seventy-two".