346633909478641 has 4 divisors (see below), whose sum is σ = 346764862979392. Its totient is φ = 346502955977892.

The previous prime is 346633909478579. The next prime is 346633909478669. The reversal of 346633909478641 is 146874909336643.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 346633909478641 - 2²³ = 346633901090033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346633909478041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65476746405 + ... + 65476751698.

It is an arithmetic number, because the mean of its divisors is an integer number (86691215744848).

Almost surely, 2^{346633909478641} is an apocalyptic number.

It is an amenable number.

346633909478641 is a deficient number, since it is larger than the sum of its proper divisors (130953500751).

346633909478641 is a wasteful number, since it uses less digits than its factorization.

346633909478641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130953500750.

The product of its (nonzero) digits is 1693052928, while the sum is 73.

The spelling of 346633909478641 in words is "three hundred forty-six trillion, six hundred thirty-three billion, nine hundred nine million, four hundred seventy-eight thousand, six hundred forty-one".