1606340264431 has 4 divisors (see below), whose sum is σ = 1835817445072. Its totient is φ = 1376863083792.

The previous prime is 1606340264359. The next prime is 1606340264489. The reversal of 1606340264431 is 1344620436061.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1606340264431 - 2⁹ = 1606340263919 is a prime.

It is a super-2 number, since 2×1606340264431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606340264231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114738590310 + ... + 114738590323.

It is an arithmetic number, because the mean of its divisors is an integer number (458954361268).

Almost surely, 2^{1606340264431} is an apocalyptic number.

1606340264431 is a deficient number, since it is larger than the sum of its proper divisors (229477180641).

1606340264431 is an equidigital number, since it uses as much as digits as its factorization.

1606340264431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229477180640.

The product of its (nonzero) digits is 248832, while the sum is 40.

The spelling of 1606340264431 in words is "one trillion, six hundred six billion, three hundred forty million, two hundred sixty-four thousand, four hundred thirty-one".