349776696807 has 12 divisors (see below), whose sum is σ = 505281319920. Its totient is φ = 233162166048.

The previous prime is 349776696799. The next prime is 349776696811. The reversal of 349776696807 is 708696677943.

349776696807 is a `hidden beast` number, since 3 + 497 + 76 + 6 + 9 + 68 + 0 + 7 = 666.

It is not a de Polignac number, because 349776696807 - 2³ = 349776696799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349776696407) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1758582 + ... + 1947347.

It is an arithmetic number, because the mean of its divisors is an integer number (42106776660).

Almost surely, 2^349776696807 is an apocalyptic number.

349776696807 is a deficient number, since it is larger than the sum of its proper divisors (155504623113).

349776696807 is a wasteful number, since it uses less digits than its factorization.

349776696807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3716422 (or 3716419 counting only the distinct ones).

The product of its (nonzero) digits is 576108288, while the sum is 72.

The spelling of 349776696807 in words is "three hundred forty-nine billion, seven hundred seventy-six million, six hundred ninety-six thousand, eight hundred seven".