3431897655 has 16 divisors (see below), whose sum is σ = 5497728000. Its totient is φ = 1828114848.

The previous prime is 3431897647. The next prime is 3431897657. The reversal of 3431897655 is 5567981343.

It is not a de Polignac number, because 3431897655 - 2³ = 3431897647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3431897598 and 3431897607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3431897657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126655 + ... + 151344.

It is an arithmetic number, because the mean of its divisors is an integer number (343608000).

Almost surely, 2^3431897655 is an apocalyptic number.

3431897655 is a deficient number, since it is larger than the sum of its proper divisors (2065830345).

3431897655 is a wasteful number, since it uses less digits than its factorization.

3431897655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278830.

The product of its digits is 2721600, while the sum is 51.

The square root of 3431897655 is about 58582.4005568225. The cubic root of 3431897655 is about 1508.3823524119.

The spelling of 3431897655 in words is "three billion, four hundred thirty-one million, eight hundred ninety-seven thousand, six hundred fifty-five".