346440462026351 has 16 divisors (see below), whose sum is σ = 437129695795968. Its totient is φ = 266701153675200.

The previous prime is 346440462026303. The next prime is 346440462026381. The reversal of 346440462026351 is 153620264044643.

It is a cyclic number.

It is not a de Polignac number, because 346440462026351 - 2¹⁰ = 346440462025327 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 346440462026351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346440462026381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27103769390 + ... + 27103782171.

It is an arithmetic number, because the mean of its divisors is an integer number (27320605987248).

Almost surely, 2^{346440462026351} is an apocalyptic number.

346440462026351 is a deficient number, since it is larger than the sum of its proper divisors (90689233769617).

346440462026351 is a wasteful number, since it uses less digits than its factorization.

346440462026351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54207551662.

The product of its (nonzero) digits is 9953280, while the sum is 50.

The spelling of 346440462026351 in words is "three hundred forty-six trillion, four hundred forty billion, four hundred sixty-two million, twenty-six thousand, three hundred fifty-one".