348042388531 has 16 divisors (see below), whose sum is σ = 367533613440. Its totient is φ = 328669660800.

The previous prime is 348042388511. The next prime is 348042388537. The reversal of 348042388531 is 135883240843.

It is not a de Polignac number, because 348042388531 - 2⁷ = 348042388403 is a prime.

It is a super-2 number, since 2×348042388531² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (348042388537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11283576 + ... + 11314378.

It is an arithmetic number, because the mean of its divisors is an integer number (22970850840).

Almost surely, 2^348042388531 is an apocalyptic number.

348042388531 is a deficient number, since it is larger than the sum of its proper divisors (19491224909).

348042388531 is a wasteful number, since it uses less digits than its factorization.

348042388531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32706.

The product of its (nonzero) digits is 2211840, while the sum is 49.

The spelling of 348042388531 in words is "three hundred forty-eight billion, forty-two million, three hundred eighty-eight thousand, five hundred thirty-one".