3404147234557 has 4 divisors (see below), whose sum is σ = 3412470333340. Its totient is φ = 3395824135776.

The previous prime is 3404147234437. The next prime is 3404147234617. The reversal of 3404147234557 is 7554327414043.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2112330864996 + 1291816369561 = 1453386^2 + 1136581^2 .

It is a cyclic number.

It is not a de Polignac number, because 3404147234557 - 2³¹ = 3401999750909 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3404147234557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3404147234357) 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, 4161548778 + ... + 4161549595.

It is an arithmetic number, because the mean of its divisors is an integer number (853117583335).

Almost surely, 2^{3404147234557} is an apocalyptic number.

It is an amenable number.

3404147234557 is a deficient number, since it is larger than the sum of its proper divisors (8323098783).

3404147234557 is an equidigital number, since it uses as much as digits as its factorization.

3404147234557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8323098782.

The product of its (nonzero) digits is 5644800, while the sum is 49.

The spelling of 3404147234557 in words is "three trillion, four hundred four billion, one hundred forty-seven million, two hundred thirty-four thousand, five hundred fifty-seven".