351674408904256 has 21 divisors (see below), whose sum is σ = 697854202873131. Its totient is φ = 175837129440192.

The previous prime is 351674408904239. The next prime is 351674408904263. The reversal of 351674408904256 is 652409804476153.

The square root of 351674408904256 is 18752984.

It is a perfect power (a square), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 148851811 + ... + 151195933.

It is a 1-persistent number, because it is pandigital, but 2⋅351674408904256 = 703348817808512 is not.

Almost surely, 2^{351674408904256} is an apocalyptic number.

351674408904256 is the 18752984-th square number.

It is an amenable number.

351674408904256 is a deficient number, since it is larger than the sum of its proper divisors (346179793968875).

351674408904256 is an frugal number, since it uses more digits than its factorization.

351674408904256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4688258 (or 2344125 counting only the distinct ones).

The product of its (nonzero) digits is 174182400, while the sum is 64.

351674408904256 divided by its sum of digits (64) gives a square (5494912639129 = 2344123²).

The spelling of 351674408904256 in words is "three hundred fifty-one trillion, six hundred seventy-four billion, four hundred eight million, nine hundred four thousand, two hundred fifty-six".