348943205778 has 8 divisors (see below), whose sum is σ = 697886411568. Its totient is φ = 116314401924.

The previous prime is 348943205749. The next prime is 348943205791. The reversal of 348943205778 is 877502349843.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

348943205778 is an admirable number.

It is a super-2 number, since 2×348943205778² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29078600476 + ... + 29078600487.

It is an arithmetic number, because the mean of its divisors is an integer number (87235801446).

Almost surely, 2^348943205778 is an apocalyptic number.

348943205778 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

348943205778 is a wasteful number, since it uses less digits than its factorization.

348943205778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58157200968.

The product of its (nonzero) digits is 40642560, while the sum is 60.

The spelling of 348943205778 in words is "three hundred forty-eight billion, nine hundred forty-three million, two hundred five thousand, seven hundred seventy-eight".