348400562031 has 6 divisors (see below), whose sum is σ = 503245256280. Its totient is φ = 232267041348.

The previous prime is 348400562021. The next prime is 348400562051. The reversal of 348400562031 is 130265004843.

348400562031 is a `hidden beast` number, since 3 + 48 + 400 + 5 + 6 + 203 + 1 = 666.

It is not a de Polignac number, because 348400562031 - 2⁷ = 348400561903 is a prime.

It is a super-2 number, since 2×348400562031² (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 (348400562021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19355586771 + ... + 19355586788.

It is an arithmetic number, because the mean of its divisors is an integer number (83874209380).

Almost surely, 2^348400562031 is an apocalyptic number.

348400562031 is a deficient number, since it is larger than the sum of its proper divisors (154844694249).

348400562031 is a wasteful number, since it uses less digits than its factorization.

348400562031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38711173565 (or 38711173562 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 348400562031 its reverse (130265004843), we get a palindrome (478665566874).

The spelling of 348400562031 in words is "three hundred forty-eight billion, four hundred million, five hundred sixty-two thousand, thirty-one".