346739623380 has 72 divisors (see below), whose sum is σ = 1052275776552. Its totient is φ = 92420038656.

The previous prime is 346739623379. The next prime is 346739623393. The reversal of 346739623380 is 83326937643.

346739623380 is a `hidden beast` number, since 3 + 4 + 6 + 7 + 3 + 9 + 623 + 3 + 8 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 11664 + 346739611716 = 108^2 + 588846^2 .

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 75489 + ... + 836168.

It is an arithmetic number, because the mean of its divisors is an integer number (14614941341).

Almost surely, 2^346739623380 is an apocalyptic number.

346739623380 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

346739623380 is an abundant number, since it is smaller than the sum of its proper divisors (705536153172).

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

346739623380 is a wasteful number, since it uses less digits than its factorization.

346739623380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913785 (or 913780 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 54.

The spelling of 346739623380 in words is "three hundred forty-six billion, seven hundred thirty-nine million, six hundred twenty-three thousand, three hundred eighty".