346940693810 has 8 divisors (see below), whose sum is σ = 624493248876. Its totient is φ = 138776277520.

The previous prime is 346940693809. The next prime is 346940693857. The reversal of 346940693810 is 18396049643.

It can be written as a sum of positive squares in 2 ways, for example, as 346922178001 + 18515809 = 589001^2 + 4303^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×346940693810² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 17347034681 + ... + 17347034700.

Almost surely, 2^346940693810 is an apocalyptic number.

346940693810 is a deficient number, since it is larger than the sum of its proper divisors (277552555066).

346940693810 is a wasteful number, since it uses less digits than its factorization.

346940693810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34694069388.

The product of its (nonzero) digits is 3359232, while the sum is 53.

The spelling of 346940693810 in words is "three hundred forty-six billion, nine hundred forty million, six hundred ninety-three thousand, eight hundred ten".