346263258630 has 128 divisors (see below), whose sum is σ = 852002611200. Its totient is φ = 90038615040.

The previous prime is 346263258619. The next prime is 346263258637. The reversal of 346263258630 is 36852362643.

It is a self number, because there is not a number n which added to its sum of digits gives 346263258630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346263258637) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 223539096 + ... + 223540644.

It is an arithmetic number, because the mean of its divisors is an integer number (6656270400).

Almost surely, 2^346263258630 is an apocalyptic number.

346263258630 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 346263258630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (426001305600).

346263258630 is an abundant number, since it is smaller than the sum of its proper divisors (505739352570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

346263258630 is a wasteful number, since it uses less digits than its factorization.

346263258630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2726.

The product of its (nonzero) digits is 3732480, while the sum is 48.

The spelling of 346263258630 in words is "three hundred forty-six billion, two hundred sixty-three million, two hundred fifty-eight thousand, six hundred thirty".