348917397444 has 768 divisors, whose sum is σ = 1207664640000. Its totient is φ = 84454824960.

The previous prime is 348917397401. The next prime is 348917397463. The reversal of 348917397444 is 444793719843.

348917397444 is a `hidden beast` number, since 3 + 489 + 17 + 39 + 74 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 1753353657 + ... + 1753353855.

It is an arithmetic number, because the mean of its divisors is an integer number (1572480000).

Almost surely, 2^348917397444 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 348917397444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (603832320000).

348917397444 is an abundant number, since it is smaller than the sum of its proper divisors (858747242556).

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

348917397444 is a wasteful number, since it uses less digits than its factorization.

348917397444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445 (or 437 counting only the distinct ones).

The product of its digits is 73156608, while the sum is 63.

The spelling of 348917397444 in words is "three hundred forty-eight billion, nine hundred seventeen million, three hundred ninety-seven thousand, four hundred forty-four".