348021383808 has 128 divisors (see below), whose sum is σ = 1056733741440. Its totient is φ = 99412070400.

The previous prime is 348021383789. The next prime is 348021383813. The reversal of 348021383808 is 808383120843.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×348021383808² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14452098 + ... + 14476158.

It is an arithmetic number, because the mean of its divisors is an integer number (8255732355).

Almost surely, 2^348021383808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 348021383808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (528366870720).

348021383808 is an abundant number, since it is smaller than the sum of its proper divisors (708712357632).

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

348021383808 is a wasteful number, since it uses less digits than its factorization.

348021383808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29466 (or 29454 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 48.

The spelling of 348021383808 in words is "three hundred forty-eight billion, twenty-one million, three hundred eighty-three thousand, eight hundred eight".