3144326557 has 8 divisors (see below), whose sum is σ = 3196995032. Its totient is φ = 3091694400.

The previous prime is 3144326543. The next prime is 3144326569. The reversal of 3144326557 is 7556234413.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 58079641 + 3086246916 = 7621^2 + 55554^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3144326557 - 2⁷ = 3144326429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3144326357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208723 + ... + 223279.

It is an arithmetic number, because the mean of its divisors is an integer number (399624379).

Almost surely, 2^3144326557 is an apocalyptic number.

It is an amenable number.

3144326557 is a deficient number, since it is larger than the sum of its proper divisors (52668475).

3144326557 is a wasteful number, since it uses less digits than its factorization.

3144326557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18159.

The product of its digits is 302400, while the sum is 40.

The square root of 3144326557 is about 56074.2949755055. The cubic root of 3144326557 is about 1465.0166075765.

The spelling of 3144326557 in words is "three billion, one hundred forty-four million, three hundred twenty-six thousand, five hundred fifty-seven".