348936393988 has 24 divisors (see below), whose sum is σ = 751555310912. Its totient is φ = 138040771104.

The previous prime is 348936393977. The next prime is 348936394013. The reversal of 348936393988 is 889393639843.

It is a self number, because there is not a number n which added to its sum of digits gives 348936393988.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 479307870 + ... + 479308597.

Almost surely, 2^348936393988 is an apocalyptic number.

It is an amenable number.

348936393988 is an abundant number, since it is smaller than the sum of its proper divisors (402618916924).

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

348936393988 is a wasteful number, since it uses less digits than its factorization.

348936393988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958616491 (or 958616489 counting only the distinct ones).

The product of its digits is 725594112, while the sum is 73.

The spelling of 348936393988 in words is "three hundred forty-eight billion, nine hundred thirty-six million, three hundred ninety-three thousand, nine hundred eighty-eight".