351334155668 has 24 divisors (see below), whose sum is σ = 630431461800. Its totient is φ = 171219054080.

The previous prime is 351334155661. The next prime is 351334155673. The reversal of 351334155668 is 866551433153.

It can be written as a sum of positive squares in 4 ways, for example, as 18379767184 + 332954388484 = 135572^2 + 577022^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351334155661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 849071 + ... + 1193142.

It is an arithmetic number, because the mean of its divisors is an integer number (26267977575).

Almost surely, 2^351334155668 is an apocalyptic number.

It is an amenable number.

351334155668 is a deficient number, since it is larger than the sum of its proper divisors (279097306132).

351334155668 is a wasteful number, since it uses less digits than its factorization.

351334155668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2043307 (or 2043305 counting only the distinct ones).

The product of its digits is 3888000, while the sum is 50.

The spelling of 351334155668 in words is "three hundred fifty-one billion, three hundred thirty-four million, one hundred fifty-five thousand, six hundred sixty-eight".