349142863486 has 16 divisors (see below), whose sum is σ = 524895143760. Its totient is φ = 174177901120.

The previous prime is 349142863469. The next prime is 349142863541. The reversal of 349142863486 is 684368241943.

It is a self number, because there is not a number n which added to its sum of digits gives 349142863486.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11724576 + ... + 11754316.

It is an arithmetic number, because the mean of its divisors is an integer number (32805946485).

Almost surely, 2^349142863486 is an apocalyptic number.

349142863486 is a deficient number, since it is larger than the sum of its proper divisors (175752280274).

349142863486 is a wasteful number, since it uses less digits than its factorization.

349142863486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42779.

The product of its digits is 23887872, while the sum is 58.

The spelling of 349142863486 in words is "three hundred forty-nine billion, one hundred forty-two million, eight hundred sixty-three thousand, four hundred eighty-six".