346054730378 has 16 divisors (see below), whose sum is σ = 624459664320. Its totient is φ = 140503424256.

The previous prime is 346054730291. The next prime is 346054730467. The reversal of 346054730378 is 873037450643.

It is a super-3 number, since 3×346054730378³ (a number of 36 digits) contains 333 as substring.

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, 650478551 + ... + 650479082.

It is an arithmetic number, because the mean of its divisors is an integer number (39028729020).

Almost surely, 2^346054730378 is an apocalyptic number.

346054730378 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

346054730378 is a deficient number, since it is larger than the sum of its proper divisors (278404933942).

346054730378 is a wasteful number, since it uses less digits than its factorization.

346054730378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300957661.

The product of its (nonzero) digits is 5080320, while the sum is 50.

The spelling of 346054730378 in words is "three hundred forty-six billion, fifty-four million, seven hundred thirty thousand, three hundred seventy-eight".