349587856154 has 8 divisors (see below), whose sum is σ = 524399691060. Its totient is φ = 174787959136.

The previous prime is 349587856141. The next prime is 349587856181. The reversal of 349587856154 is 451658785943.

It can be written as a sum of positive squares in 2 ways, for example, as 301571214025 + 48016642129 = 549155^2 + 219127^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 2910899 + ... + 3028614.

Almost surely, 2^349587856154 is an apocalyptic number.

349587856154 is a deficient number, since it is larger than the sum of its proper divisors (174811834906).

349587856154 is a wasteful number, since it uses less digits than its factorization.

349587856154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5968944.

The product of its digits is 145152000, while the sum is 65.

The spelling of 349587856154 in words is "three hundred forty-nine billion, five hundred eighty-seven million, eight hundred fifty-six thousand, one hundred fifty-four".