349057070487 has 24 divisors (see below), whose sum is σ = 526222814208. Its totient is φ = 222541506000.

The previous prime is 349057070471. The next prime is 349057070521. The reversal of 349057070487 is 784070750943.

349057070487 is a `hidden beast` number, since 3 + 4 + 90 + 5 + 7 + 0 + 70 + 487 = 666.

It is not a de Polignac number, because 349057070487 - 2⁴ = 349057070471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349057070587) 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 23 ways as a sum of consecutive naturals, for example, 854562 + ... + 1195152.

It is an arithmetic number, because the mean of its divisors is an integer number (21925950592).

Almost surely, 2^349057070487 is an apocalyptic number.

349057070487 is a deficient number, since it is larger than the sum of its proper divisors (177165743721).

349057070487 is a wasteful number, since it uses less digits than its factorization.

349057070487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345571 (or 345568 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 54.

The spelling of 349057070487 in words is "three hundred forty-nine billion, fifty-seven million, seventy thousand, four hundred eighty-seven".