349707577707 has 6 divisors (see below), whose sum is σ = 505133167812. Its totient is φ = 233138385132.

The previous prime is 349707577691. The next prime is 349707577729. The reversal of 349707577707 is 707775707943.

349707577707 is a `hidden beast` number, since 3 + 497 + 0 + 7 + 5 + 77 + 70 + 7 = 666.

It is not a de Polignac number, because 349707577707 - 2⁴ = 349707577691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (349707577787) 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, 19428198753 + ... + 19428198770.

It is an arithmetic number, because the mean of its divisors is an integer number (84188861302).

Almost surely, 2^349707577707 is an apocalyptic number.

349707577707 is a deficient number, since it is larger than the sum of its proper divisors (155425590105).

349707577707 is a wasteful number, since it uses less digits than its factorization.

349707577707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38856397529 (or 38856397526 counting only the distinct ones).

The product of its (nonzero) digits is 63530460, while the sum is 63.

The spelling of 349707577707 in words is "three hundred forty-nine billion, seven hundred seven million, five hundred seventy-seven thousand, seven hundred seven".