348046521318 has 24 divisors (see below), whose sum is σ = 764430946968. Its totient is φ = 114426253152.

The previous prime is 348046521313. The next prime is 348046521323. The reversal of 348046521318 is 813125640843.

348046521318 is a `hidden beast` number, since 3 + 4 + 80 + 46 + 521 + 3 + 1 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (348046521313) and next prime (348046521323).

It is a super-2 number, since 2×348046521318² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348046521313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132436480 + ... + 132439107.

It is an arithmetic number, because the mean of its divisors is an integer number (31851289457).

Almost surely, 2^348046521318 is an apocalyptic number.

348046521318 is an abundant number, since it is smaller than the sum of its proper divisors (416384425650).

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

348046521318 is a wasteful number, since it uses less digits than its factorization.

348046521318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264875668 (or 264875665 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 348046521318 in words is "three hundred forty-eight billion, forty-six million, five hundred twenty-one thousand, three hundred eighteen".