348042388537 has 2 divisors, whose sum is σ = 348042388538. Its totient is φ = 348042388536.

The previous prime is 348042388511. The next prime is 348042388559. The reversal of 348042388537 is 735883240843.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 346472327161 + 1570061376 = 588619^2 + 39624^2 .

It is a cyclic number.

It is not a de Polignac number, because 348042388537 - 2⁷ = 348042388409 is a prime.

It is a super-2 number, since 2×348042388537² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (348042382537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174021194268 + 174021194269.

It is an arithmetic number, because the mean of its divisors is an integer number (174021194269).

Almost surely, 2^348042388537 is an apocalyptic number.

It is an amenable number.

348042388537 is a deficient number, since it is larger than the sum of its proper divisors (1).

348042388537 is an equidigital number, since it uses as much as digits as its factorization.

348042388537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15482880, while the sum is 55.

The spelling of 348042388537 in words is "three hundred forty-eight billion, forty-two million, three hundred eighty-eight thousand, five hundred thirty-seven".